Key ~Eternal Tie Version~

Takusan no iro wo tsukatte
Kimochi wo egaketa nara
Watashi wa kono te ni fude wo tori
E wo kaita deshou

Ikutsuka no kotoba narabete
Kimochi wo erabeta nara
Watashi wa kono te ni pen wo tori
Tegami wo kaita deshou

Dakedo ne sore ga dekinakute
Kono uta wo utau koto ni shimashita
Hoka ni wa nanimo dekinakute
Kagi wo kake okurimasu

Anata ga namida no hi ni wa
Tsuyosa wo hitotsu kakaete chikatta
Soba ni iru koto wo...

Dakara mou nakakute ii yo
Kiyou ni wa tsutaerarenai keredo

Anata ga egao no hi ni wa
Yasashisa futatsu kakaete tataetai
Omoiaeta koto wo...

Kore kara mo zutto...