Truth of Beauty Witch -Marine's treasure ship-

Side-scrolling horror aboard a pirate ship captained by a VTuber

ImCyan · Published by Vaka Game Magazine · Released Aug 11, 2023

Reviews: Very Positive; 92% of 108
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 1 year ago; Feb 5, 2025
Minimum PC: Open GL compliant; 2 GB RAM · 1 GB disk; Full requirements

What is Truth of Beauty Witch -Marine's treasure ship-?

You play a new crew member on hololive VTuber Houshou Marine's pirate ship in this single-player, side-scrolling horror adventure. You move left through daily routines as unsettling events build over successive days and you wonder where the other crew members are.

For you if...

+you prefer short horror stories to lengthy adventures

Not for you if...

−you avoid sudden loud, high-pitched ringing sounds

What players say

92% of 108 reviews are positive

Players praise the Marine-specific humor and references. Negative reviewers criticize the limited gameplay and slow pacing.

Screenshots and trailer

Truth of Beauty Witch -Marine's treasure ship- screenshot 1

Truth of Beauty Witch -Marine's treasure ship- system requirements

Minimum: Open GL compliant, 2 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Truth of Beauty Witch -Marine's treasure ship-?

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Minimum

OS: Windows 10
Processor: Intel Core2 Duo or higher
Graphics: Open GL compliant video card
Memory: 2 GB RAM
Storage: 1 GB available space

Does Truth of Beauty Witch -Marine's treasure ship- have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Truth of Beauty Witch -Marine's treasure ship- run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Text only: Japanese, English.

Does Truth of Beauty Witch -Marine's treasure ship- use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam