Itsumo itsumo itsumo
Itsuka boku wa ware wasurete
Koi o suru to omotteta
Demo koi wa suru mono demo nakute
Futo shirazu ni shizen ni
Mebaeru mono tomo omotteta
Sou are wa kyonen no toshiake no chotto mae
Kuchibiru ga boku no me o ubatta
Tsumetai kaze ni jare au ame no shita de
Futsukago futari wa au nosa tanoshimi Sunday
Atari mae no koto dakedo anata ga ireba sore dakede ii
Futari no suteki na omoide tsukuru nosa Sunday
Let's go to the park? Omote sandou? Umi wa dou?
Chizu hiraite satesate doko ni ikou
Sou ieba Sunday asatte
Smile smile sukoshi ma ga atte
"Watashi hoshizora ga mitai na..."
"Sou suru to kitto boku no kuruma ga ii na"
Togirenai hanashi mo denwa goshi na koto ga ha ga yukute
Futsukago futari wa au nosa tanoshimi Sunday
Atari mae no koto dakedo boku ga suteki na toki o tsukuru kara
Anata ni anata ni au kara shiawase Sunday
Check wa OK? Mada Friday kedo kakunin TEL
Koe o kiite masu masu koishikute
Sou ieba Sunday asatte
Ano hi ano jikan ano basho de
Anata ni deaeta koto wa
Kono omoi no ketsuron dato omoimasu