Collective Unconscious is a collaborative Yume Nikki fangame by members of the Yume Nikki Online Project (YNOproject) community, in development since 2022 and released in 2024 for play online through YNOproject. It features Minnatsuki, a mysterious character who wanders the spirit world: a dream-like realm inhabited by all sorts of otherworldly beings. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.