Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu
Gyu gyu gyu no gyu!

San san to, ohisama egao nichiyoubi
Odekakeshimashou hagurenai youni
shikkari nakayoku ne
Te wo tsunaide

Zutto zutto zutto issho ni iyou ne
Ashita mo asatte mo
Otona ni natte mo
Daisuki dayo

Yume ippai gyu gyu gyu
Minna de onigiri wo mogu mogu happy good day
Shiawase gyu gyu gyu
Aijou wo tappuri de manpu puku puku
Niko niko hora ne
kokoro ga odoru
Sutekina nichiyoubi

Gyu gyu gyu no gyu!

Zaa zaa to, ame ga futteru nichiyoubi
Demo heiki dayo
kasa sashite
nagakutsu haite dekakeyou
Oshare o shite

Chotto chotto chotto samishii... toki demo
Mizu tamari tonde
kimi to asondara
wasurechauyo

Haato ippai gyu gyu gyu
Ashita mo mata aou yakusoku happy good day
Omoide gyu gyu gyu
Kokoro no poketto ni uki uki shimaou
Ame ga yandara niji ga mieta yo
Sutekina nichiyoubi

Gyu gyu gyu no gyu!

Onaji kimochi hitotsu fuetara
Egao mo hitotsu fueru kara
Tsukamaeyou yo
Takusan atsumeyou
takaramono

Ne

Yume ippai gyu gyu gyu
Minna de onigiri wo mogu mogu happy good day
Shiawase gyu gyu gyu
Aijou wo tappuri de manpu puku puku
Niko niko hora ne
kokoro ga akushu
Sutekina nichiyoubi
Good day!

Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu

Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu
Gyu gyu gyu gyu gyu