: Upon investigation, the collection was found to contain various underground manga works by the artist. While the art style was eerily similar to the descriptions of Saki Sanobashi , none of the contents actually contained the specific "girls in a bathroom" story. Current Status

: Researchers found references to an artist or circle named Gunma Kisaragi who allegedly produced niche, dark, or "guro" (erotic horror) content in the late 80s and early 90s.

The mystery began on 4chan’s /x/ (Paranormal) board in 2015. A user claimed to have seen a graphic, 1980s-style anime OVA in the early 2000s on the "Deep Web." The premise involved several girls trapped in a windowless bathroom with no exit, eventually leading to a collective mental breakdown and a gruesome "suicide pact." What is the "Gunma Kisaragi" Collection?

For years, internet sleuths searched for this anime. The "Gunma Kisaragi" collection surfaced as a significant lead—or potential hoax—during this search:

: A file named Gunma_Kisaragi_collection.zip began circulating in lost media communities. It was rumored to contain scanned doujinshi (fan-made comics) or stills that matched the visual description of the "bathroom anime."

Gunma_kisaragi_collection.zip Apr 2026

: Upon investigation, the collection was found to contain various underground manga works by the artist. While the art style was eerily similar to the descriptions of Saki Sanobashi , none of the contents actually contained the specific "girls in a bathroom" story. Current Status

: Researchers found references to an artist or circle named Gunma Kisaragi who allegedly produced niche, dark, or "guro" (erotic horror) content in the late 80s and early 90s. Gunma_Kisaragi_collection.zip

The mystery began on 4chan’s /x/ (Paranormal) board in 2015. A user claimed to have seen a graphic, 1980s-style anime OVA in the early 2000s on the "Deep Web." The premise involved several girls trapped in a windowless bathroom with no exit, eventually leading to a collective mental breakdown and a gruesome "suicide pact." What is the "Gunma Kisaragi" Collection? : Upon investigation, the collection was found to

For years, internet sleuths searched for this anime. The "Gunma Kisaragi" collection surfaced as a significant lead—or potential hoax—during this search: The mystery began on 4chan’s /x/ (Paranormal) board

: A file named Gunma_Kisaragi_collection.zip began circulating in lost media communities. It was rumored to contain scanned doujinshi (fan-made comics) or stills that matched the visual description of the "bathroom anime."