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Legendary modern monsters vs. legendary horror games! This is a 3D horror action adventure game where you must escape from an abandoned hospital without being found by the Slit Mouth Woman who lives in another world and AOONI who lives in the real world.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Official stores with direct support.
The first in the “Another World Series”, in which the protagonist solves a mystery while moving between different worlds.
A legendary modern ghost story vs. a legendary horror game!
Solve the mystery of the abandoned hospital without bein
Akashi Asanagi, a university student, wakes up on the 10th floor of an abandoned hospital.
While exploring the hospital, he encounters a blue monster called “Aooni”, and when he touches the mask that Aooni dropped, the hospital transforms into an alley, where he encounters a mysterious woman wielding a kitchen knife called “Slit Mouth Woman”.
Akashi is attacked by the two beings, but for some reason a battle breaks out between the Slit Mouth Woman and Aooni...?
School, cemetery, house...
Explore the various different worlds on each floor and use items and gimmicks to solve the mystery of the abandoned hospital.
Multi-endings are unlocked depending on the results of your play, and each floor also has fully voiced event scenes.
Why are the Slit Mouth Moman and Aooni fighting? Who will win? Who is Akashi himself?
Conquer all 10 stages and escape from the abandoned hospital.
・Akashi Asanagi
A cheerful and slightly airheaded first year university student.
He finds himself in an abandoned hospital.
He has good reflexes.
・Ray Yuyami
Despite being in the fifth grade, she has a level of thinking and knowledge that puts adults to shame.
She received a letter from her older sister, who ran away from home three years ago, and came to the abandoned hospital.
She is quiet, but loves the occult.
・Mumu Nissyoku
A girl who is always smiling and carefree.
A Button (Left Click, Enter): Examine, decision
B Button (Right Click, Back Space): Cancel
Y Button (F): Use selected item
X Button (Ctrl): Crouch
L Bumper, R Bumper (Q, E): Select item
L Trigger, R Trigger (Z, C): Look back
Start/Menu (TAB): Open pause screen
Lowest tracked price: CA$5.87 (Jul 7, 2026) · current best: CA$23.49.
40% positive reviews all-time.
Right now the cheapest offer for 異世界シリーズ口裂け女VS青鬼 is CA$23.49 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for 異世界シリーズ口裂け女VS青鬼 is CA$5.87 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when 異世界シリーズ口裂け女VS青鬼 drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
