Original Soundtrack

The Original Soundtrack contains all tracks featured in 22/7's anime. The soundtrack was included in the limited edition release of the anime's Blu-ray&DVD Vol.1. It was released on March 25, 2020.

All tracks are composed and arranged by Masato Nakayama except:
 * Track 13 - composed by Ryoko Meguro and arranged by Masato Nakayama.
 * Track 32 - composed by Chiaki Nagasawa & Saori Nagano and arranged by Masato Nakayama.
 * Track 41 - composed by Yukito and arranged by Masato Nakayama.

Trivia

 * Tracks 13, 32 and 41 are instrumental arrangements of Boku wa Sonzai Shiteinakatta, Shampoo no Nioi ga Shita and Rikaisha respectively.