Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.10 | ポストカード | 4:50 | 谷村有美 | Hear | 谷村有美 | Album |
| CBS/Sony (imprint used in Japan, South Korea and Southeast Asia 1968–1991; also used in Spain until 1997) | 32DH-5259 |
| 3.10 | ポストカード | 4:50 | 谷村有美 | Crystal Time 〜谷村有美 コンプリート・レコーディングス Sony Music Years BOX〜 | 谷村有美 | Album + Compilation |
| GT music (Japanese imprint) | MHCL-1221, MHCL-1222, MHCL-1223, MHCL-1224, MHCL-1225, MHCL-1226, MHCL-1227, MHCL-1228, MHCL-1229, MHCL-1230, MHCL-1231, MHCL-1232, MHCL-1233 |
| 1.11 | ポストカード | 4:50 | 谷村有美 | 素晴らしいアイデア 小西康陽の仕事 1986–2018 | Various Artists | Album + Compilation |
| GT music (Japanese imprint) | MHCL-30501, MHCL-30502, MHCL-30503, MHCL-30504, MHCL-30505 |
| 1.10 | ポストカード | 4:54 | 谷村有美 | Hear (2024 Remaster) | 谷村有美 | Album |
| ALDELIGHT | MHCL-3079 |
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