Add Keychron V3 (#19317)

9 files changed, 540 insertions, 0 deletions

diff --git a/keyboards/keychron/v3/jis/config.h b/keyboards/keychron/v3/jis/config.h
new file mode 100644
index 0000000000..f19e7538c2
--- /dev/null
+++ b/keyboards/keychron/v3/jis/config.h
@@ -0,0 +1,38 @@
+/* Copyright 2021 @ Keychron (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS \
+    { B5, B4, B3, A15, A14, A13 }
+#define MATRIX_COL_PINS \
+    { C14, C15, A0, A1, A2, A3, A4, A5, A6, A7, B0, B1, A8, A9, A10, H3 }
+
+/* If PH3 used with a stronger pull resistor then the following definition needs be included */
+// #define MATRIX_UNSELECT_DRIVE_HIGH
+
+/* RGB Matrix Configuration */
+#define DRIVER_1_LED_TOTAL 48
+#define DRIVER_2_LED_TOTAL 43
+#define RGB_MATRIX_LED_COUNT (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL)
+
+#define CKLED2001_CURRENT_TUNE \
+    { 0x94, 0x94, 0x44, 0x94, 0x94, 0x44, 0x94, 0x94, 0x44, 0x94, 0x94, 0x44 }
+
+/* Enable CapsLcok LED */
+#define CAPS_LOCK_LED_INDEX 50
+
diff --git a/keyboards/keychron/v3/jis/info.json b/keyboards/keychron/v3/jis/info.json
new file mode 100644
index 0000000000..f700d2cf45
--- /dev/null
+++ b/keyboards/keychron/v3/jis/info.json
@@ -0,0 +1,113 @@
+{
+    "keyboard_name": "Keychron V3",
+    "manufacturer": "Keychron",
+    "url": "https://github.com/Keychron",
+    "maintainer": "lalalademaxiya1",
+    "usb": {
+        "vid": "0x3434",
+        "pid": "0x0334",
+        "device_version": "1.0.0"
+    },
+    "layouts": {
+        "LAYOUT_jis_91": {
+            "layout": [
+                {"matrix":[0, 0], "x":0, "y":0},
+                {"matrix":[0, 1], "x":2, "y":0},
+                {"matrix":[0, 2], "x":3, "y":0},
+                {"matrix":[0, 3], "x":4, "y":0},
+                {"matrix":[0, 4], "x":5, "y":0},
+                {"matrix":[0, 5], "x":6.5, "y":0},
+                {"matrix":[0, 6], "x":7.5, "y":0},
+                {"matrix":[0, 7], "x":8.5, "y":0},
+                {"matrix":[0, 8], "x":9.5, "y":0},
+                {"matrix":[0, 9], "x":11, "y":0},
+                {"matrix":[0,10], "x":12, "y":0},
+                {"matrix":[0,11], "x":13, "y":0},
+                {"matrix":[0,12], "x":14, "y":0},
+                {"matrix":[0,14], "x":15.25, "y":0},
+                {"matrix":[0,15], "x":16.25, "y":0},
+                {"matrix":[3,14], "x":17.25, "y":0},
+
+                {"matrix":[1, 0], "x":0, "y":1.25},
+                {"matrix":[1, 1], "x":1, "y":1.25},
+                {"matrix":[1, 2], "x":2, "y":1.25},
+                {"matrix":[1, 3], "x":3, "y":1.25},
+                {"matrix":[1, 4], "x":4, "y":1.25},
+                {"matrix":[1, 5], "x":5, "y":1.25},
+                {"matrix":[1, 6], "x":6, "y":1.25},
+                {"matrix":[1, 7], "x":7, "y":1.25},
+                {"matrix":[1, 8], "x":8, "y":1.25},
+                {"matrix":[1, 9], "x":9, "y":1.25},
+                {"matrix":[1,10], "x":10, "y":1.25},
+                {"matrix":[1,11], "x":11, "y":1.25},
+                {"matrix":[1,12], "x":12, "y":1.25},
+                {"matrix":[0,13], "x":13, "y":1.25},
+                {"matrix":[1,13], "x":14, "y":1.25},
+                {"matrix":[1,14], "x":15.25, "y":1.25},
+                {"matrix":[1,15], "x":16.25, "y":1.25},
+                {"matrix":[3,15], "x":17.25, "y":1.25},
+
+                {"matrix":[2, 0], "x":0, "y":2.25, "w":1.5},
+                {"matrix":[2, 1], "x":1.5, "y":2.25},
+                {"matrix":[2, 2], "x":2.5, "y":2.25},
+                {"matrix":[2, 3], "x":3.5, "y":2.25},
+                {"matrix":[2, 4], "x":4.5, "y":2.25},
+                {"matrix":[2, 5], "x":5.5, "y":2.25},
+                {"matrix":[2, 6], "x":6.5, "y":2.25},
+                {"matrix":[2, 7], "x":7.5, "y":2.25},
+                {"matrix":[2, 8], "x":8.5, "y":2.25},
+                {"matrix":[2, 9], "x":9.5, "y":2.25},
+                {"matrix":[2,10], "x":10.5, "y":2.25},
+                {"matrix":[2,11], "x":11.5, "y":2.25},
+                {"matrix":[2,12], "x":12.5, "y":2.25},
+                {"matrix":[2,14], "x":15.25, "y":2.25},
+                {"matrix":[2,15], "x":16.25, "y":2.25},
+                {"matrix":[3,12], "x":17.25, "y":2.25},
+
+                {"matrix":[3, 0], "x":0, "y":3.25, "w":1.75},
+                {"matrix":[3, 1], "x":1.75, "y":3.25},
+                {"matrix":[3, 2], "x":2.75, "y":3.25},
+                {"matrix":[3, 3], "x":3.75, "y":3.25},
+                {"matrix":[3, 4], "x":4.75, "y":3.25},
+                {"matrix":[3, 5], "x":5.75, "y":3.25},
+                {"matrix":[3, 6], "x":6.75, "y":3.25},
+                {"matrix":[3, 7], "x":7.75, "y":3.25},
+                {"matrix":[3, 8], "x":8.75, "y":3.25},
+                {"matrix":[3, 9], "x":9.75, "y":3.25},
+                {"matrix":[3,10], "x":10.75, "y":3.25},
+                {"matrix":[3,11], "x":11.75, "y":3.25},
+                {"matrix":[3,13], "x":12.75, "y":3.25},
+                {"matrix":[2,13], "x":13.75, "y":2.25, "w":1.25, "h":2},
+
+                {"matrix":[4, 0], "x":0, "y":4.25, "w":2.25},
+                {"matrix":[4, 2], "x":2.25, "y":4.25},
+                {"matrix":[4, 3], "x":3.25, "y":4.25},
+                {"matrix":[4, 4], "x":4.25, "y":4.25},
+                {"matrix":[4, 5], "x":5.25, "y":4.25},
+                {"matrix":[4, 6], "x":6.25, "y":4.25},
+                {"matrix":[4, 7], "x":7.25, "y":4.25},
+                {"matrix":[4, 8], "x":8.25, "y":4.25},
+                {"matrix":[4, 9], "x":9.25, "y":4.25},
+                {"matrix":[4,10], "x":10.25, "y":4.25},
+                {"matrix":[4,11], "x":11.25, "y":4.25},
+                {"matrix":[4,12], "x":12.25, "y":4.25},
+                {"matrix":[4,13], "x":13.25, "y":4.25, "w":1.75},
+                {"matrix":[4,15], "x":16.25, "y":4.25},
+
+                {"matrix":[5, 0], "x":0, "y":5.25, "w":1.25},
+                {"matrix":[5, 1], "x":1.25, "y":5.25},
+                {"matrix":[5, 2], "x":2.25, "y":5.25, "w":1.25},
+                {"matrix":[5, 3], "x":3.5, "y":5.25},
+                {"matrix":[5, 6], "x":4.5, "y":5.25, "w":4.5},
+                {"matrix":[5, 9], "x":9, "y":5.25, "w":1.25},
+                {"matrix":[5,10], "x":10.25, "y":5.25, "w":1.25},
+                {"matrix":[5,11], "x":11.5, "y":5.25, "w":1.25},
+                {"matrix":[5,12], "x":12.75, "y":5.25},
+                {"matrix":[5,13], "x":13.75, "y":5.25, "w":1.25},
+                {"matrix":[5,14], "x":15.25, "y":5.25},
+                {"matrix":[5,15], "x":16.25, "y":5.25},
+                {"matrix":[4,14], "x":17.25, "y":5.25}
+            ]
+        }
+    }
+}
diff --git a/keyboards/keychron/v3/jis/jis.c b/keyboards/keychron/v3/jis/jis.c
new file mode 100644
index 0000000000..7e05aa4063
--- /dev/null
+++ b/keyboards/keychron/v3/jis/jis.c
@@ -0,0 +1,158 @@
+/* Copyright 2021 @ Keychron (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "quantum.h"
+
+#ifdef RGB_MATRIX_ENABLE
+
+const ckled2001_led PROGMEM g_ckled2001_leds[RGB_MATRIX_LED_COUNT] = {
+/* Refer to IS31 manual for these locations
+ *   driver
+ *   |  R location
+ *   |  |    G location
+ *   |  |    |    B location
+ *   |  |    |    | */
+    {0, I_1, G_1, H_1},    // ESC
+    {0, I_2, G_2, H_2},    // F1
+    {0, I_3, G_3, H_3},    // F2
+    {0, I_4, G_4, H_4},    // F3
+    {0, I_5, G_5, H_5},    // F4
+    {0, I_6, G_6, H_6},    // F5
+    {0, I_7, G_7, H_7},    // F6
+    {0, I_8, G_8, H_8},    // F7
+    {0, I_9, G_9, H_9},    // F8
+    {0, I_10, G_10, H_10}, // F9
+    {0, I_11, G_11, H_11}, // F10
+    {0, I_12, G_12, H_12}, // F11
+    {0, I_13, G_13, H_13}, // F12
+    {0, I_15, G_15, H_15}, // Print
+    {0, I_16, G_16, H_16}, // Cortana
+    {1, I_15, G_15, H_15}, // Light
+
+    {0, C_1, A_1, B_1},    // `~
+    {0, C_2, A_2, B_2},    // 1!
+    {0, C_3, A_3, B_3},    // 2@
+    {0, C_4, A_4, B_4},    // 3#
+    {0, C_5, A_5, B_5},    // 4$
+    {0, C_6, A_6, B_6},    // 5%
+    {0, C_7, A_7, B_7},    // 6^
+    {0, C_8, A_8, B_8},    // 7&
+    {0, C_9, A_9, B_9},    // 8*
+    {0, C_10, A_10, B_10}, // 9()
+    {0, C_11, A_11, B_11}, // 0)
+    {0, C_12, A_12, B_12}, // -_
+    {0, C_13, A_13, B_13}, // =+
+    {0, C_14, A_14, B_14}, // /
+    {0, I_14, G_14, H_14}, // Backspace
+    {0, C_15, A_15, B_15}, // Ins
+    {0, C_16, A_16, B_16}, // Home
+    {1, I_16, G_16, H_16}, // Page Up
+
+    {0, F_1, D_1, E_1},    // tab
+    {0, F_2, D_2, E_2},    // Q
+    {0, F_3, D_3, E_3},    // W
+    {0, F_4, D_4, E_4},    // E
+    {0, F_5, D_5, E_5},    // R
+    {0, F_6, D_6, E_6},    // T
+    {0, F_7, D_7, E_7},    // Y
+    {0, F_8, D_8, E_8},    // U
+    {0, F_9, D_9, E_9},    // I
+    {0, F_10, D_10, E_10}, // O
+    {0, F_11, D_11, E_11}, // P
+    {0, F_12, D_12, E_12}, // [{
+    {0, F_13, D_13, E_13}, // }}
+    {0, F_15, D_15, E_15}, // Del
+    {0, F_16, D_16, E_16}, // End
+    {1, I_13, G_13, H_13}, // Page Down
+
+    {1, I_1, G_1, H_1},    // Cpas
+    {1, I_2, G_2, H_2},    // A
+    {1, I_3, G_3, H_3},    // S
+    {1, I_4, G_4, H_4},    // D
+    {1, I_5, G_5, H_5},    // F
+    {1, I_6, G_6, H_6},    // G
+    {1, I_7, G_7, H_7},    // H
+    {1, I_8, G_8, H_8},    // J
+    {1, I_9, G_9, H_9},    // K
+    {1, I_10, G_10, H_10}, // L
+    {1, I_11, G_11, H_11}, // ;
+    {1, I_12, G_12, H_12}, // :
+    {1, I_14, G_14, H_14}, // #~
+    {0, F_14, D_14, E_14}, // Enter
+
+    {1, C_1, A_1, B_1},    // LShift
+    {1, C_3, A_3, B_3},    // Z
+    {1, C_4, A_4, B_4},    // X
+    {1, C_5, A_5, B_5},    // C
+    {1, C_6, A_6, B_6},    // V
+    {1, C_7, A_7, B_7},    // B
+    {1, C_8, A_8, B_8},    // N
+    {1, C_9, A_9, B_9},    // M
+    {1, C_10, A_10, B_10}, // ,<
+    {1, C_11, A_11, B_11}, // .>
+    {1, C_12, A_12, B_12}, // /?
+    {1, C_13, A_13, B_13}, // |
+    {1, C_14, A_14, B_14}, // RShift
+    {1, C_16, A_16, B_16}, // Up
+
+    {1, F_1, D_1, E_1},    // LCtrl
+    {1, F_2, D_2, E_2},    // LWin
+    {1, F_3, D_3, E_3},    // LAlt
+    {1, F_4, D_4, E_4},    // NUm
+    {1, F_7, D_7, E_7},    // Space
+    {1, F_10, D_10, E_10}, // Jap
+    {1, F_11, D_11, E_11}, // RAlt
+    {1, F_12, D_12, E_12}, // RWin
+    {1, F_13, D_13, E_13}, // Fn
+    {1, F_14, D_14, E_14}, // RCtrl
+    {1, F_15, D_15, E_15}, // Left
+    {1, F_16, D_16, E_16}, // Down
+    {1, C_15, A_15, B_15}, // Right
+};
+
+#    define __ NO_LED
+
+led_config_t g_led_config = {
+    {
+        // Key Matrix to LED Index
+        {  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 30, 13, 14 },
+        { 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 31, 32 },
+        { 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 63, 47, 48 },
+        { 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 49, 62, 15, 33 },
+        { 64, __, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 90, 77 },
+        { 78, 79, 80, 81, __, __, 82, __, __, 83, 84, 85, 86, 87, 88, 89 },
+    },
+    {
+        // LED Index to Physical Position
+        {0,0},           {26,0},  {39,0},  {52,0},  {65,0},  {84,0},  {97,0},   {111,0},  {124,0},  {143,0},  {156,0},  {169,0},  {182,0},            {198,0},  {211,0},  {224,0},
+        {0,15}, {13,15}, {26,15}, {39,15}, {52,15}, {65,15}, {78,15}, {91,15},  {104,15}, {117,15}, {130,15}, {143,15}, {156,15}, {182,15}, {169,15}, {198,15}, {211,15}, {224,15},
+        {3,28}, {19,28}, {32,28}, {45,28}, {59,28}, {72,28}, {85,28}, {98,28},  {111,28}, {124,28}, {137,28}, {150,28}, {163,28},                     {198,28}, {211,28}, {224,28},
+        {5,40}, {23,40}, {36,40}, {49,40}, {62,40}, {75,40}, {88,40}, {101,40}, {114,40}, {127,40}, {140,40}, {153,40}, {166,40}, {183,36},
+        {8,52},          {29,52}, {42,52}, {55,52}, {68,52}, {81,52}, {94,52},  {107,52}, {120,52}, {133,52}, {146,52}, {159,52}, {177,52},                     {211,52},
+        {2,64}, {16,64}, {31,64}, {45,64},                   {81,64},                     {119,64}, {135,64}, {151,64}, {166,64}, {180,64},           {198,64}, {211,64}, {224,64}
+    },
+    {
+        // RGB LED Index to Flag
+        1,    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,    1, 1, 1,
+        1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1,
+        1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,       1, 1, 1,
+        8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1,
+        1,    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1,       1,
+        1, 1, 1, 1,       4,       1, 1, 1, 1, 1,    1, 1, 1,
+    }
+};
+
+#endif // GB_MATRIX_ENABLE
diff --git a/keyboards/keychron/v3/jis/keymaps/default/keymap.c b/keyboards/keychron/v3/jis/keymaps/default/keymap.c
new file mode 100644
index 0000000000..7fa980bb08
--- /dev/null
+++ b/keyboards/keychron/v3/jis/keymaps/default/keymap.c
@@ -0,0 +1,63 @@
+/* Copyright 2021 @ Keychron (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+// clang-format off
+
+enum layers{
+    MAC_BASE,
+    MAC_FN,
+    WIN_BASE,
+    WIN_FN
+};
+
+#define KC_TASK LGUI(KC_TAB)
+#define KC_FLXP LGUI(KC_E)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [MAC_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_BRID,  KC_BRIU,  KC_NO,    KC_NO,    RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            KC_NO,    KC_NO,    RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LOPT,  KC_LCMD,  KC_LNG2,                      KC_SPC,                       KC_LNG1,  KC_RCMD,  KC_ROPT,  MO(MAC_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [MAC_FN] = LAYOUT_jis_91(
+        _______,            KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+
+    [WIN_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             KC_PSCR,  KC_NO,    RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LWIN,  KC_LALT,  KC_INT5,                      KC_SPC,                       KC_INT4,  KC_RALT,  KC_RWIN,  MO(WIN_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [WIN_FN] = LAYOUT_jis_91(
+        _______,            KC_BRID,  KC_BRIU,  KC_TASK,  KC_FLXP,  RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+};
diff --git a/keyboards/keychron/v3/jis/keymaps/keychron/keymap.c b/keyboards/keychron/v3/jis/keymaps/keychron/keymap.c
new file mode 100644
index 0000000000..38c93f505a
--- /dev/null
+++ b/keyboards/keychron/v3/jis/keymaps/keychron/keymap.c
@@ -0,0 +1,74 @@
+/* Copyright 2021 @ Keychron (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+#include "keychron_common.h"
+
+// clang-format off
+
+enum layers{
+    MAC_BASE,
+    MAC_FN,
+    WIN_BASE,
+    WIN_FN
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [MAC_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_BRID,  KC_BRIU,  KC_MCTL,  KC_LPAD,  RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            KC_SNAP,  KC_SIRI,  RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LOPTN, KC_LCMMD, KC_LNG2,                      KC_SPC,                       KC_LNG1,  KC_RCMMD, KC_ROPTN, MO(MAC_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [MAC_FN] = LAYOUT_jis_91(
+        _______,            KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+
+    [WIN_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             KC_PSCR,  KC_CRTA,  RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LWIN,  KC_LALT,  KC_INT5,                      KC_SPC,                       KC_INT4,  KC_RALT,  KC_RWIN,  MO(WIN_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [WIN_FN] = LAYOUT_jis_91(
+        _______,            KC_BRID,  KC_BRIU,  KC_TASK,  KC_FLXP,  RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+};
+
+// clang-format on
+
+void housekeeping_task_user(void) {
+    housekeeping_task_keychron();
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    if (!process_record_keychron(keycode, record)) {
+        return false;
+    }
+    return true;
+}
diff --git a/keyboards/keychron/v3/jis/keymaps/keychron/rules.mk b/keyboards/keychron/v3/jis/keymaps/keychron/rules.mk
new file mode 100644
index 0000000000..495e8907b4
--- /dev/null
+++ b/keyboards/keychron/v3/jis/keymaps/keychron/rules.mk
@@ -0,0 +1,4 @@
+VIA_ENABLE = yes
+
+VPATH += keyboards/keychron/common
+SRC += keychron_common.c
diff --git a/keyboards/keychron/v3/jis/keymaps/via/keymap.c b/keyboards/keychron/v3/jis/keymaps/via/keymap.c
new file mode 100644
index 0000000000..7fa980bb08
--- /dev/null
+++ b/keyboards/keychron/v3/jis/keymaps/via/keymap.c
@@ -0,0 +1,63 @@
+/* Copyright 2021 @ Keychron (https://www.keychron.com)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+// clang-format off
+
+enum layers{
+    MAC_BASE,
+    MAC_FN,
+    WIN_BASE,
+    WIN_FN
+};
+
+#define KC_TASK LGUI(KC_TAB)
+#define KC_FLXP LGUI(KC_E)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [MAC_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_BRID,  KC_BRIU,  KC_NO,    KC_NO,    RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            KC_NO,    KC_NO,    RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LOPT,  KC_LCMD,  KC_LNG2,                      KC_SPC,                       KC_LNG1,  KC_RCMD,  KC_ROPT,  MO(MAC_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [MAC_FN] = LAYOUT_jis_91(
+        _______,            KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+
+    [WIN_BASE] = LAYOUT_jis_91(
+        KC_ESC,             KC_F1,    KC_F2,    KC_F3,    KC_F4,    KC_F5,    KC_F6,    KC_F7,    KC_F8,    KC_F9,    KC_F10,   KC_F11,     KC_F12,             KC_PSCR,  KC_NO,    RGB_MOD,
+        KC_GRV,   KC_1,     KC_2,     KC_3,     KC_4,     KC_5,     KC_6,     KC_7,     KC_8,     KC_9,     KC_0,     KC_MINS,  KC_EQL,     KC_INT3,  KC_BSPC,  KC_INS,   KC_HOME,  KC_PGUP,
+        KC_TAB,   KC_Q,     KC_W,     KC_E,     KC_R,     KC_T,     KC_Y,     KC_U,     KC_I,     KC_O,     KC_P,     KC_LBRC,  KC_RBRC,                        KC_DEL,   KC_END,   KC_PGDN,
+        KC_CAPS,  KC_A,     KC_S,     KC_D,     KC_F,     KC_G,     KC_H,     KC_J,     KC_K,     KC_L,     KC_SCLN,  KC_QUOT,  KC_NUHS,    KC_ENT,
+        KC_LSFT,            KC_Z,     KC_X,     KC_C,     KC_V,     KC_B,     KC_N,     KC_M,     KC_COMM,  KC_DOT,   KC_SLSH,  KC_INT1,    KC_RSFT,                      KC_UP,
+        KC_LCTL,  KC_LWIN,  KC_LALT,  KC_INT5,                      KC_SPC,                       KC_INT4,  KC_RALT,  KC_RWIN,  MO(WIN_FN), KC_RCTL,            KC_LEFT,  KC_DOWN,  KC_RGHT),
+
+    [WIN_FN] = LAYOUT_jis_91(
+        _______,            KC_BRID,  KC_BRIU,  KC_TASK,  KC_FLXP,  RGB_VAD,  RGB_VAI,  KC_MPRV,  KC_MPLY,  KC_MNXT,  KC_MUTE,  KC_VOLD,    KC_VOLU,            _______,  _______,  RGB_TOG,
+        _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,  _______,  _______,  _______,  _______,
+        RGB_TOG,  RGB_MOD,  RGB_VAI,  RGB_HUI,  RGB_SAI,  RGB_SPI,  _______,  _______,  _______,  _______,  _______,  _______,  _______,                        _______,  _______,  _______,
+        _______,  RGB_RMOD, RGB_VAD,  RGB_HUD,  RGB_SAD,  RGB_SPD,  _______,  _______,  _______,  _______,  _______,  _______,  _______,    _______,
+        _______,            _______,  _______,  _______,  _______,  _______,  NK_TOGG,  _______,  _______,  _______,  _______,  _______,    _______,                      _______,
+        _______,  _______,  _______,  _______,                      _______,                      _______,  _______,  _______,  _______,    _______,            _______,  _______,  _______),
+};
diff --git a/keyboards/keychron/v3/jis/keymaps/via/rules.mk b/keyboards/keychron/v3/jis/keymaps/via/rules.mk
new file mode 100644
index 0000000000..1e5b99807c
--- /dev/null
+++ b/keyboards/keychron/v3/jis/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
diff --git a/keyboards/keychron/v3/jis/rules.mk b/keyboards/keychron/v3/jis/rules.mk
new file mode 100644
index 0000000000..7cf95ed173
--- /dev/null
+++ b/keyboards/keychron/v3/jis/rules.mk
@@ -0,0 +1,26 @@
+# MCU name
+MCU = STM32L432
+
+# Bootloader selection
+BOOTLOADER = stm32-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = yes      # Enable Bootmagic Lite
+MOUSEKEY_ENABLE = yes       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = yes           # Enable USB N-key Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+AUDIO_ENABLE = no           # Audio output
+DIP_SWITCH_ENABLE = yes
+RGB_MATRIX_ENABLE = yes
+RGB_MATRIX_DRIVER = CKLED2001
+EEPROM_DRIVER = wear_leveling
+WEAR_LEVELING_DRIVER = embedded_flash
+
+# Enter lower-power sleep mode when on the ChibiOS idle thread
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE