sora o kiku kaze o miru
itsu no ma ni ka wasureteru
soko ni aru shiawase ni kagi o kaketeiru
suberikomu chikatetsu no naka wa kikazatta muhyoujou
daremo sakebanai kishimu reeru nokoshite

nukedasenu joutai
sobietatsu shougai
kakezuri mawari sagasu (key of life)
kakaeteru mondai
sutoresu wa boudai
hane naki tsubasa de fly

kioku no naka no mirai ni te ga todoita hazu nanoni
koko ni kuru made no jikan nani ga dekita kana
yoku aru hanashi to nagusamete
yosouzu o kakinaosu
doko ni itemo nodo ga kawaitebakari

usureyuku sonzai
sarakedasu shuutai
kono te de tsukamitoru (key of life)
owaranai haikai
doko ni aru jun'ai
ate naki ashita ni try

tsuzukanai nintai
tomedonai shimpai
kakezuri mawari sagasu (key of life)
tameiki de mampai
kimi dake wa zettai
hane naki tsubasa de fly

nukedasenu joutai
sobietatsu shougai
kakezuri mawari sagasu (key of life)
kakaeteru mondai
sutoresu wa boudai
hane naki tsubasa de fly

usureyuku sonzai
sarakedasu shuutai
kono te de tsukamitoru (key of life)
owaranai haikai
doko ni aru jun'ai
ate naki ashita ni try