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Steam

廻段-KAIDANN-

Also known as k, kaidann, steam:2846380

Trapped in a strange staircase, you must determine what is happening here and head for the exit on the first floor. You will be able to go to a new stage by checking all the phenomena.

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Last update
21 May 2026
Players now
0
Original sources
1
Latest update
Announcement

Full release! A small price reduction to commemorate the occasion!

■The difference between early release and full release is ■ - Regarding the anomaly, the number of anomalies has increased from 23 to 30, with 7 more anomalies. -The number of mutations has been increased from 23 to 30,…

2 changes2 numericGameplay
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Latest updates

Update history

Browse past updates and patch notes for this game.

2updates

Gallery

In-game media

Achievements

Community progression

Top picks from 35 Steam achievements, sorted by player unlock rates.

  • welcomeinitialization100.0%
  • Promoting a new seriesThis guy must be going viral77.6%
  • Jiro the DuckHidden76.5%
  • announceWho rang?72.3%
  • Obvious interferenceA beautiful view is obstructed by a sign... maybe a surprisingly nice view...71.2%
  • rolling duckHidden70.2%