Knock, knock, knock ima wa dare no egao o Machikogarete doa o akeru no? Lock, lock, lock kimi no egao tokkuni Wasurete ita hazudattanoni `Sayonara' nante kotoba dake Kono kokoro ni wa kizandearu You and I Knock, knock, knock ima wa boku no egao o Machinozonde iru koibito ga iru Luck, luck, luck kako o wasureru hodo ni Love, love, love koi ni ochite irukedo Modorerunara ima sugu ni Kimi no gen e to hashitte ikukara Boku no First Love Wasurerarenai Wasuretakute mo zutto Kimi ga yomigaeru Boku no First Love Kimi ga First Love Ima mo zutto You are my first love Eien ni boku no First Love My first Love