Touhou Hisoutensoku: Choudokyuu Ginyoru no Nazo wo Oe is an action-packed standalone expansion pack for the fighting game Scarlet Weather Rhapsody. It introduces five new characters, enhancing the gameplay experience with fresh abilities and strategies. The expansion was first unveiled at Comiket 76 and allows players to utilize additional Touhou characters when combined with Scarlet Weather Rhapsody, providing a broader roster and more diverse combat dynamics.

This game continues the legacy of its predecessors, including Immaterial and Missing Power, through a collaboration between renowned developer ZUN and Tasogare Frontier. Players can expect the same engaging gameplay mechanics that have defined the Touhou fighting game series, retaining its unique charm while offering new content for both veterans and newcomers alike.