Ring Ring Rainbow!! (Yui Kaori) KICM-91605 released 2015.08.05 1800 yen+tax

This CD+DVD package contains the opening song to the TV anime Joukamachi no Dandelion.

The CD tracks are as follows.

1. Ring Ring Rainbow!!
2. Calling Calling
3. Ring Ring Rainbow!! (off vocal ver.)
4. Calling Calling (off vocal ver.)

The DVD contains a promo video of "Ring Ring Rainbow", and a making of video.

There is also a CD only version of this single.

Yui Kaori sang this song on the August 3, 2015 broadcast of Music Japan.