Real Escape Game Announces New Cthulhu Mythos-Themed Experience: 'Escape from the Mountains of Madness'

As a new challenge for Real Escape Game, a new experience titled "Escape from the Mountains of Madness," based on H.P. Lovecraft's Cthulhu Mythos, will be held at Tokyo Mystery Circus starting Thursday, October 9, 2025. This announcement caused a huge stir on the social media platform 'X' (formerly Twitter), with the hashtag '#CthulhuEscape' trending, generating enthusiastic anticipation from fans.

Under the catchphrase "Challenge the Mountains Beyond Human Comprehension," this event offers a thrilling experience where participants attempt to escape from the mysterious Mountains of Madness. The fusion of the Cthulhu Mythos worldview and Real Escape Game has been a long-awaited project for many fans, with numerous comments expressing eagerness to participate, such as "I definitely want to go!" and "I want to gather my followers and take on the challenge!"

Furthermore, while this event is based on Lovecraft's classic "At the Mountains of Madness," it has been officially hinted that it is a unique derivative work, distinct from the recently popular TRPG scenario "Kyouki Sanmyaku" (Mountains of Madness). Users have also been discussing these differences, showcasing their deep understanding of the works involved.

Currently, the event is initially scheduled to be held at Tokyo Mystery Circus, but calls for it to be held nationwide, including Hokkaido, Osaka, and Nagoya, are growing louder. In "Escape from the Mountains of Madness," an experience interwoven with cosmic horror and mystery beyond human comprehension, can participants truly maintain their sanity and return safely? All eyes are on the outcome of this challenge.

The Context

Real Escape Game: Originating in Japan, Real Escape Game (or SCRAP Real Escape Game, its most prominent brand) is a live puzzle-solving game where participants are locked in a room (or a themed area) and must solve a series of puzzles and riddles within a time limit to escape. It's an immersive, interactive entertainment experience.

H.P. Lovecraft and Cthulhu Mythos: H.P. Lovecraft (1890-1937) was an American writer of horror, fantasy, and science fiction. He is best known for creating the Cthulhu Mythos, a shared fictional universe of cosmic horror populated by ancient, malevolent entities beyond human comprehension. "At the Mountains of Madness" is one of his most famous novellas, depicting an expedition to Antarctica that discovers horrifying ancient secrets.

TRPG "Kyouki Sanmyaku" (Mountains of Madness): This refers to a popular Japanese tabletop role-playing game (TRPG) scenario that also features mountains, mystery, and madness as its themes. While it shares a similar name and thematic elements with Lovecraft's work, the article clarifies that the Real Escape Game is a separate, original derivative work, not directly based on this specific TRPG scenario. The discussion among Japanese fans about the distinction highlights the popularity and influence of both the original Lovecraft story and the modern TRPG in Japan.

Tokyo Mystery Circus: Located in Shinjuku, Tokyo, this is a major entertainment complex dedicated to escape games and various interactive experiences operated by SCRAP, the company that popularized Real Escape Games.