The Hidden Dungeon Only I Can Enter
A MBS Original
Legends speak of a hidden dungeon where rare treasures lie beyond ordinary reach. Noir, the third son of a poor noble family, has just lost the one job offer that could lift his kin out of poverty. His luck changes when a rumor leads him to an ancient doorway protected by secrets. Inside, he... Read more
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Streaming availability last verified: January 14, 2026
About The Hidden Dungeon Only I Can Enter
Legends speak of a hidden dungeon where rare treasures lie beyond ordinary reach. Noir, the third son of a poor noble family, has just lost the one job offer that could lift his kin out of poverty. His luck changes when a rumor leads him to an ancient doorway protected by secrets. Inside, he discovers a peculiar talent: the ability to create, grant, and adjust skills for himself and others. The power isn’t free and needs points earned by completing tasks of varying difficulty, from tasting exquisite meals to engaging others in social quests and daring experiments. With each successful assignment, new tools and abilities unlock, shifting how he steers his fate, maneuvers rivals, and contends with the dungeon’s strange rules. The balance of ambition and ethics drives the character through strange corridors and comic misadventures.
Released in 2021, The Hidden Dungeon Only I Can Enter is the work of creators Kenta Ihara, Tooru Kitahata and Meguru Seto. The show features a voice cast that anchors the story including Ryota Osaka as Noir, Miyu Tomita as Emma, Rumi Okubo as Lola, Yui Horie as Olivia, and Akari Kito as Luna.
Audiences have given it a solid reception, reflected by a 7.973 out of 10 rating from 526 votes. Fans and critics alike highlight the brisk pacing, the blend of comedy with action and fantasy, and the engaging ensemble of characters whose banter drives the show. Thematically the narrative probes power and responsibility, questioning how a single rare skill can reshape friendships, status, and ethical boundaries. It also toys with dungeon lore and the costs of chasing personal gain within a perilous, ever shifting world.
Within fan communities the title has sparked discussion about its premise and character interactions, along with a steady stream of fan art and memes. While not yet a mainstream cultural touchstone, it has carved out a small but loyal niche among viewers who enjoy fantasy comedies with a sharp edge. It invites comparisons to other dungeon or isekai style series, offering a playful take on adventure without taking itself too seriously.
Details
- Release Date
- January 08, 2021
- Episode Length
- 24m
- Rating
- TV-14
- User Ratings
- 526 votes
- Type
- TV Series
- Seasons
- 1
- Episodes
- 12
- Network
- MBS
- Status
- Ended
- Genres
- Animation, Comedy, Action & Adventure, Sci-Fi & Fantasy
- Country
- Japan
- Studio
- Okuruto Noboru
- External Links
- View on IMDB
Official Trailer
Cast
Ryota Osaka
Noir (voice)
Miyu Tomita
Emma (voice)
Rumi Okubo
Lola (voice)
Yui Horie
Olivia (voice)
Akari Kito
Luna (voice)
Yuki Nagano
Alice (voice)
Created by: Kenta Ihara, Tooru Kitahata, Meguru Seto
Seasons (1 season, 12 episodes)
Season 1
12 episodes - 2021