keyball44のキーマップ
https://gyazo.com/4eafc563f2ca6cdeea98434819f16df7
https://gyazo.com/7cf45adead89e72bb67569f2a3d7c91b
https://gyazo.com/67fdff9b341ba3e96d1e4bcdd174434f
https://gyazo.com/e9cc8f8e0bac28e43b61f68a7df08cba
KeyballのSpecial Keycode
https://github.com/Yowkees/keyball/blob/main/qmk_firmware/keyboards/keyball/lib/keyball/keycodes.md#japanese