qmk_firmware/keyboards/takashiski/namecard2x4/info.json

{
    "keyboard_name": "namecard2x4", 
    "manufacturer": "takashiski",
    "url": "https://skyhigh-works.hatenablog.com/", 
    "maintainer": "takashiski", 
    "usb": {
        "vid": "0xFEED",
        "pid": "0x0000",
        "device_version": "0.0.1"
    },
    "processor": "atmega32u4",
    "bootloader": "caterina",
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"matrix": [0, 0], "x": 0, "y": 0},
                {"matrix": [0, 1], "x": 1, "y": 0},
                {"matrix": [0, 2], "x": 2, "y": 0},
                {"matrix": [0, 3], "x": 3, "y": 0},

                {"matrix": [1, 0], "x": 0, "y": 1},
                {"matrix": [1, 1], "x": 1, "y": 1},
                {"matrix": [1, 2], "x": 2, "y": 1},
                {"matrix": [1, 3], "x": 3, "y": 1}
            ]
        }
    }
}