Touhou 17.5 - Gouyoku Ibun Releases
| Name | Touhou Gouyoku Ibun ~ Suibotsushita Chinshuu Jigoku |
| Region | Japan |
| Date | Oct 24, 2021 |
| Platform | PC (Microsoft Windows) |
| Developers | Team Shanghai Alice, Twilight Frontier |
| Publishers | Team Shanghai Alice, Twilight Frontier |
| Name | Touhou Gouyoku Ibun ~ Suibotsushita Chinshuu Jigoku |
| Region | Japan |
| Date | Oct 29, 2021 |
| Platform | PC (Microsoft Windows) |
| Developer | Twilight Frontier |
| Publisher |