Touhou 11 - Subterranean Animism, the eleventh main game in the Touhou Project series, is released by Team Shanghai Alice.
Development work on the eleventh Touhou game, Subterranean Animism, starts under ZUN at Team Shanghai Alice.
Utsuho, a Hell raven, gains control over nuclear fusion after absorbing the power of Yatagarasu, leading to unstable underground fiery activity.
Lava eruptions begin occurring rapidly in the underground layers of Gensokyo, causing concern among the residents.
Shrine Maiden Reimu Hakurei initiates an investigation into the cause of the underground disturbances and lava eruptions.
Reimu confronts Koishi Komeiji in the underground, revealing her connection with the mind and subconsciousness affecting the underground's stability.
Reimu meets and battles Satori Komeiji, who has knowledge about the underground and its inhabitants and gives insights about the incidents.
Reimu fights Rin Kaenbyou, the Hell raven responsible for gathering information and causing interference below the surface.
Reimu confronts Utsuho in Hell who is controlling the nuclear fusion power threatening to destroy Gensokyo from below.
Reimu manages to stop the nuclear meltdown caused by Utsuho, restoring safety to the underground and Gensokyo.