core/homeassistant/components/input_boolean/translations/ja.json

{
    "state": {
        "_": {
            "off": "\u30aa\u30d5",
            "on": "\u30aa\u30f3"
        }
    },
    "title": "\u771f\u507d\u5024\u5165\u529b(Booleans)"
}