qmk-firmware/keyboards/1k/info.json

{
  "keyboard_name": "1K",
  "manufacturer": "MakotoKurauchi",
  "url": "",
  "maintainer": "MakotoKurauchi",
  "usb": {
    "vid": "0x0009",
    "pid": "0x0001",
    "device_version": "0.0.1"
  },
  "matrix_pins": {
    "direct": [
      ["B0"]
    ]
  },
  "layouts": {
    "LAYOUT_ortho_1x1": {
      "layout": [
        {"x":0, "y":0, "matrix": [0, 0]}
      ]
    }
  }
}