温故知新でいこっ！ (練習@サウダージVer)
wen gu zhi xin! lian xi Ver Lyrics
| Song | 温故知新でいこっ！ (練習@サウダージVer) |
| Artist | 日高里菜 |
| Artist | 山口愛 |
| Album | Chocolate Smile Girls!! |
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