Juu yon sai no yuuutsu wa
Mangetsu no yoru ni tsurakutte
Juu yon sai no yuuutsu wa
Ni kai no mado kara tobiorita
Kita kouen no takadai de
Mayonaka fukashita hairaito
Kemuri ni notte doko made mo
Tooi mirai he tadoritsuita
Biru no ue kara machi wo miorosu
Ie no akari ga hoshi no kazu hodo
Itsuka wa boku mo aa narun da to
Omotte ita yo shinjite ita yo
Shiawase desu ka shiawase desu ka
Kagami ni sakebu sakebu
Shiawase desu ka koe wo karashita
Ano hi no boku ga
Juu yon sai no yuuutsu wa
Ikiba wo nakushite yurayura to
Samekitta asufaruto
Shirafu de aruita chidoriashi
Otona no utau mirai nante sa
Kudaranai wa to tsuba hakitsukete
Osanai boku wa sore ga kotae to
Dakedo imasara mirai ni natte
Shiawase desu ka shiawase desu ka
Kagami ni sakebu sakebu
Shiawase desu ka muri ni waratta
Itsuka no kimi ga
Genshoku no yume wo kataridasu
Tomedonaku nijimu haiiro no naka
Obore nu you ni shizuma nu you n
Kotoba tsunai de
Biru no ue kara machi wo miorosu
Ie no akari ga hoshi no kazu hodo
Itsuka wa boku mo aa narun da to
Omotteru daro shinjiteru daro
Otona no utau mirai nante sa
Kudaranai wa to tsuba hakitsukete
Osanai boku wa sore ga kotae to
Sorede ii no sa sore ga kotae da
Shiawase desu ka shiawase desu ka
Kagami ni sakebu sakebu Shiawase desu ka koe wo karashita
Ano hi no boku ga
Ikitai desu ka shinitai desu ka
Kagami no mukou kubi wo katagete
Shiawase desu ka shiawase na no ka
Wakaranai mama ikinobite Still not knowing,
Shinu made
Kieru made
Iki wo shite