Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.7 | 放課後の音楽室 | 4:06 | GONTITI | image | Various Artists | Album + Compilation |
| Sony Records (Japanese imprint) | SRCR-2561 |
| 2.17 | 放課後の音楽室 | 4:06 | GONTITI | HOLIDAY tunes〜おうちモード | Various Artists | Album + Compilation |
| GT music (Japanese imprint) | MHCL-1756, MHCL-1757 |
| Pseudo-Release | |||||||||
| 1.7 | Music Room of After School | 4:06 | GONTITI | Image | Various Artists | Album + Compilation | |||
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