Appears on releases
| # | Title | Length | Track artist | Release title | Release artist | Release group type | Country/Date | Label | Catalog# |
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.5 | 永遠の海 | ?:?? | 五輪真弓 | 岐路（みち） | 五輪真弓 | Album |
| UMi (private CBS/Sony imprint used by Mayumi Itsuwa) | 25AH 889 |
| 2.5 | 永遠の海 | 4:05 | 五輪真弓 | Lovers & Friends | 五輪真弓 | Album + Compilation |
| Sony Music Direct (演歌部門「ACルーム」; read the annotation before using! Japanese walking eye imprint underlined by "Sony Music Direct" for NEW music, 2011–2022) | MHCL 30183, MHCL 30184 |
| 1.5 | 永遠の海 | 4:05 | 五輪真弓 | 岐路 | 五輪真弓 | Album |
| AC Label | MHCL-30760 |
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