| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Voyage of 1970 | ychzi | ychzi | Into Space EP | Link | ヴォヤージュ1970 | |
| Millipede | ychzi | ychzi | Into Space EP | Link | 千年幻想郷 ～ History of the Moon | |
| Dreamy Mausoleum | ychzi | ychzi | Into Space EP | Link | 古きユアンシェン | |
| Farawayville | ychzi | ychzi | Into Space EP | Link | 遥か３８万キロのボヤージュ | |
| The See | ychzi | ychzi | Into Space EP | Link | 故郷の星が映る海 |