S/mileage - Otona ni Narutte Muzukashi!!! (Lyrics) 

yuumeijin datte mo nabiitari shimasen
sonna ni kantan na onna no ko ja nai wa
nandakanda itte kare ga hoshii sedai
ano ko mo hora kareshi mochi (hmm..)
demo dakedo risou to ka
sageru wakya ikanai
aseccha ikemasen
otona ni narutte muzukashii
dakedo waku waku (waku waku waku waku)
onna no ko tachi no yuujou
ittai dou naru (naru naru naru naru)
jinsei wa kichou da
kiai yurumenai YEAH!
shinken shoubu ne
hitori ja igai to ne shoushin mono nan desu
minna atsumatte urochorusunno suki
aadakouda itte koi ga shitai kisetsu
ryokou to ka ikitai mon
demo dakedo yosan to ka
kakeru wake ikanai
sokontoko yoroshiku
otona ni narutte kane kakaru
dakedo doki doki (doki doki doki doki)
onna no ko tachi ni shojijou
rikai shite yo ne (yo ne yo ne yo ne yo ne)
jinsei wa watashi no
watashi no jinsei YEAH!
shinken shoubu yo
otona ni narutte kane kakaru
dakedo doki doki (doki doki doki doki)
onna no ko tachi ni shojijou
rikai shite yo ne (yo ne yo ne yo ne yo ne)
jinsei wa watashi no
watashi no jinsei YEAH!
shinken shoubu yo