Ikutsu mono omoide o
Subete futaridake de wakeau you ni kanjite
Itsumademo kawarazu ni
Kimi ga kureta mono wa boku no kokoro ni aru kara

I promise you
Kono sekai de kimi hitori o aishi tsudzukeru kara
Boku ni wa kimi ga ite hoshikute
I promise you
Kono omoi wa ooki sugite tsutae kirenai kedo
Nandomo ii tsudzukeru yo Aishiteru
Yukkurito nagareteru
Boku to kimi ga sugoshita daiji na jikan o kasanete
Bokutachi no michinori de
Nani ga okoru ka nante wakaranaikedo
Kanarazu

I promise you
Kono sekai de kimi hitori o mamori tsudzukeru kara
Nani ni mo hoka ni wa iranakute
I promise you
Kono omoi ga tomaranakute osae kirenai kedo
Nandomo ii tsudzukeru yo Aishiteru

Boku no jinsei o sasagete kimi ga shiawase ni nareru nara
Nandodemo kenka o shite
Nakiwarai te wo tsunaide
Ima sugu dakishimeru kara

I promise you
Kono sekai de kimi hitori o aishi tsudzukeru kara
Boku ni wa kimi ga ite hoshikute
I promise you
Kono omoi wa ooki sugite tsutae kirenai kedo
Nandomo ii tsudzukeru yo “Aishiteru”
Kono sekai de boku hitorija nani mo dekinai kara
“Aishiteru”
Kono kotoba ni uso wanaito kami ni chikaeru kara
Nandomo ii tsudzukeru yo Aishiteru