Kinokuniya put KODOMO BAND for the performance of the instrumental tracks 05 & 06 (it's not written in the single booklet), I suppose the info is good as this is a single from the band KODOMO BAND. So I also added this info for the vocal tracks 01 & 02.
https://www.kinokuniya.co.jp/f/dsg-10-4562144211767
I'm missing a name in the staff credits (Public Relations), if someome can see all the kanji by zooming on the photo and add it please...