Appears on releases
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 3.5 | 心を開いて | ?:?? | ZARD | Golden Best ～15th Anniversary～ (AQUA ～Summer～ 初回限定盤) |
| ||||
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 3.5 | 心を開いて | ?:?? | ZARD | Golden Best ～15th Anniversary～ (AQUA ～Summer～ 初回限定盤) |
| ||||