Kizutsuku kamo shire nai nara
kimazuku nacchau kurai nara
Ah koi nante mou
shi nai hou ga ii no ka na
yasashiku shi te kureru dare ka to
tekitou ni tsukiau kurai nara
Ah isso no koto
ichi nin de i ta hou ga ii no
hazukashiku te me o sorasu toka
kinchou shi te umaku hanase nai nante
arie nai otona na n da shi
kakkoyoku iki tai noni
Cause baby you're my No . 1
and you're the only one
sono egao sono hitomi subete ga
dokidoki saseru
Cause baby you're my No . 1
and you're the only one
chotto jibun de mo kowai kurai
I wanna be your No . 1
kono omoi tomara nai
shigoto mo te ni tsuka nai nara
jibun rashi kuirare nai nara
Ah isso no koto
suki ja nai koto ni shi tai
mēru no henshin ga nai toka
ima nani shiteru no ka na? nante
ki ni shi nai isogashii shi
kūru ni iki tai noni
Cause baby you're my No . 1
and you're the only one
wakara nai sono kokoro subete ga
iraira saseru
Cause baby you're my No . 1
and you're the only one
chotto jibun de mo kowai kurai
I wanna be your No . 1
kono omoi tomara nai
tomadoi mo puraido mo Ah
sukoshi zutsu kuzure te ku
kirai.kirai. yappari suki
honki de suki demo ii ka na
I wanna be your No . 1
Cause baby you're my No . 1
and you're the only one
sono egao sono hitomi subete ga
dokidoki saseru
Cause baby you're my No . 1
and you're the only one
jibun de mo kowai kurai
I wanna be your No . 1
kono omoi tomara nai