Itsuka futari ga...
Otona ni nattara...
Nani wo katarou...
Nani ni waraou...

Natsu ga mata yatte kita
Mabushii hizashi ga
Natsu ga kuru tabi ni kimi wo omoidasu yo
Kareshi ga inakatta
Watashi-tachi wa dekaketa
Nando mo umi made itsumo futari datta

(Doudemo ii hanashi bakari de)
Baka sawagi kurikaeshi
Ki ni shinai de it’s okay
(Ano goro no futari wa itsumo)
Kowai mon nashi
Hontou chou tanoshi katta

*Ano natsu wa kitto asezu ni zutto
Futari no mune ni nokoru yo
Hanarete mo zutto omou yosotto
U know how much I think of U
Nee oboeteru? Natsu no yoru
Donna keshiki mo
Kimi ga ita kara utsukushi katta

**Natsukashii koe
Ima mo wasure nai
Doko ni ite mo
I don’t care I’ll be there for U

Ima demo natsukashikute waraeru hanashi wa
Tokidoki omoi kaeshite hitori waratteru yo
Keitai ni nokoshita hengao no shashin mo
Ano goro no mama no futari wo utsushiteru yo

(“Donna otona ni narun darou”)
Watashi-tachi fuan datta
Nete mo samete mo itsumo sou
(Yume wo hatasutte yakusoku shita)
Futari ima sorezore ni yuku beki basho he

*Repete
**Repete

hey How ya doin?
Yumemita jibun ni chikaduiteru no?
Kitto kimi wa kimi no shitai you ni sureba ii

*Repete

Ano natsu hakitto asezu ni zutto
Futari no mune ni nokoru yo
Hanarete mo zutto omou yosotto
U know how much I think of U
Nee oboeteru? Natsu no yoru
Futari sugoshita natsu no omoide wa wasure nai yo