TaeYeon | Jessica | Sunny | Tiffany | HyoYeon | Yuri | SooYoung | Yoona | Seohyun

Action Chain Reaction, Action
Chain Reaction, Action

Yasashiku sareruto chotto yasashiku naru no
Fuan na me o sareruto (sareruto) fuan ni naru no
Dandan you’re loving me dandan I’m loving you
eien no kanjō no rarī

Ichi tasu ichi ga ni ni naru kankei
Nanka ja manzoku dekinai dakara
Tōshindai yori choppiri
ōkina ai tewatashite de kakezan-chū

Baby Ding-Dong hirogaru Chain Reaction
Uketotta ai de Ch-Changing My Mind
Kara sashidashu ai de Ch-Changing Your Mind
Ai ga ai o yobu Chain Reaction

Sunao na omoi o kiku to sunao ni naru no
Kakehiki wa shinaide zuru kashikoku natchau
Dandan you’re loving me dandan I’m loving you
eien no kanjō no rarī

Itsuka sekai mo kaete shimau wa
Anata no hātoga zero janainara
Tōshindai yori choppiri
ōkina ai tewatashite de kakezan-chū

Baby Ding-Dong hirogaru Chain Reaction
Uketotta ai de Ch-Changing My Mind
Kara sashidashu ai de Ch-Changing Your Mind
Ai ga ai o yobu Chain Reaction

Oh Chain Reaction Oh Oh

Tebanasu yuuki no nai (Oh Baby)
Semai kokoro ni (Are you ready?)
Shimaeru saizu no shiawase wa chiisai
Hito kara hito e
Love to iu nano virus ga
Densen shite all over the world
Sou wara hito kara hito kara hito kara hito e~~

Baby Ding-Dong hirogaru Chain Reaction
Uketotta ai de Ch-Changing My Mind
Kara sashidashu ai de Ch-Changing Your Mind
Ai ga ai o yobu Chain Reaction

Chain Reaction (Oh~ The Chain Reaction)
Chain Reaction (Oh~ The Chain Reaction)
Chain Reaction (Oh~ The Chain Reaction)
Chain Reaction (Oh~ The Chain Reaction)
Chain Reaction (Oh~ The Chain Reaction)
Chain Reaction (Oh~ The Chain Reaction)