Ikimonogakari has written a new song called "1 2 3 ~Koi ga Hajimaru~" as the CM song for 'Calpis Water'.

The CM started airing on March 22nd starring actress Nounen Rena. The song was written and composed by Mizuno Yoshiki (G) and arranged by Honma Akimitsu. It's described as a refreshing number that's perfect for the early summer.

Additionally, it was revealed that this song will be released as the group's new single on June 5th. You can check out the CM below.





Source & Image: natalie