maebure mo naku ren'ai yohou mainichi ga sou SPECIAL DAY
tooriame no you ni yattekite mune no naka de hibiite'ru MELODY
DOKIDOKI RHYTHM kizamidashita!?
da yo ne da yo ne KORE tte "koi" da yo ne?

ANATA wa "ojamashimasu" mo iwanai de
sarigenaku atashi no HEART ni rakugaki shite hashirisatte'ku
seigyo funou ubawareta 3D HEART

ichinenmae mo kinou mo kyou mo mainichi yappa SPECIAL DAY
daiji sugiru jikan dakara koso kono ichi byou mo ureshii
imademo kawara zu kizan deru
dakara dakara zutto YOROSHIKU ne!

ANATA ni kotaetakute tsutaetakute
mainichi kyodai na HEART wo todoketakute itsumo aishite!
rakugaki kara tobidashita 3D HEART
run run 3D HEART
run run run

be in be in LOVE
SO HAPPY HAPPYDAYS
"dai dai daisuki" tsumatte MASU

fall in fall in LOVE
chou HAPPY HAPPYDAYS
futari dakara tokubetsu itsudemo

sou ANATA wa "ojamashimasu" mo iwanaide
sarigenaku atashi no HEART ni rakugaki shite hashirisatte'ku
hazukashikute ienai kara

run run ring ring ru ru
kokoro no oku itsumademo utaitsudzuketa
run run ring ring ru ru
HAPPY HAPPYDAYS owaranai futari dake no 3D HEART

run run ring ring ru ru...
run run ring ring ru ru...