心よ原始に戻れ × Vocal

There are 177 “心よ原始に戻れ” Vocal accompaniments.
There are sounds such as “心よ原始に戻れ by 紅ズワイガニ 海老美”, “心よ原始に戻れ (コーラスのみ) 【コラボ歓迎】 by つき” and so on.
Other popular musical parts of “心よ原始に戻れ”