The protagonist is based on Reisen Udongein Inaba, a rabbit-eared heroine heavily inspired by the popular Touhou Project doujin community. The developer explicitly frames the game as a derivative fan work.
For fans of the survival and adult-oriented indie game scenes, Udonge in Interspecies Cave has built a distinct reputation. The conversation surrounding this particular .zip file stems from the intersection of challenging retro-style gameplay, derivative fan-fiction, and the heavy censorship laws governing adult media. The Lore and Gameplay of Udonge in Interspecies Cave File- Udonge.in.Interspecies.Cave.Uncensored.zi...
Reviewers from the Steam Community provide mixed feedback on the value of the experience: The protagonist is based on Reisen Udongein Inaba,