| Athletic core | |
| |
| Kanji | アスレチックコア |
| Rōmaji | Asurechikku Koa |
| Insert by Over The Rainbow (Tetsuya Kakihara, Tomoaki Maeno, Toshiki Masuda) | |
|---|---|
| Artist | Over The Rainbow (Tetsuya Kakihara, Tomoaki Maeno, Toshiki Masuda) |
| Recorded | 2014 |
| Genre | Anime |
| Label | Avex |
Athletic core is the image song of Over The Rainbow. It is sung by their voice actors: Tetsuya Kakihara, Tomoaki Maeno, Toshiki Masuda.