Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.3 | Sofa | 3:39 | Le Couple | My Special Thanks | Le Couple | Album + Compilation |
| PONY CANYON (one of the labels of 株式会社ポニーキャニオン (Japanese corporation) – see annotation for how to identify sibling labels) | PCCA-01369 |
| 1.14 | Sofa | 3:41 | Le Couple | Sensitive〜Female vocal collection | Various Artists | Album + Compilation |
| EASTWORLD (Japanese imprint) | TOCT-24595 |
| 1.6 | Sofa | 3:42 | Le Couple | 10年物語 〜All Singles of the decade and more〜 | Le Couple | Album + Compilation |
| Leafage | PCCA-02060 |
| 1.6 | Sofa | 3:42 | Le Couple | 10年物語 〜All Singles of the decade and more〜 | Le Couple | Album + Compilation |
| Leafage | PCKD-30017 |
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