Appears on releases
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.7 | Miraiyo | 3:25 | DECO*27 feat. Topi | Aimai Elegy |
| ||||
| 1.7 | 未来世 | 3:26 | DECO*27 feat. とぴ | 愛迷エレジー |
| ||||
| 1.7 | 未来世 | 3:25 | DECO*27 feat. とぴ | 愛迷エレジー |
| ||||
| 1.7 | 未来世 (feat. とぴ) | 3:26 | DECO*27 feat. とぴ | 愛迷エレジー+ |
| ||||