Murder on the Marine Express

A linear visual novel about murder aboard an underwater train

1564 Studio · Released Jul 30, 2021

Reviews: Very Positive; 92% of 78
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 4 years ago; Aug 31, 2022
Minimum PC: 128MB; 0.3 GB RAM · 0.2 GB disk; Full requirements

What is Murder on the Marine Express?

This pixel-art visual novel takes place during a school trip on a submarine train traveling from California to Japan. You read dialogue across five chapters, including side conversations on Ranko Togawa's phone, as she and her friend Astrid investigate a teacher's murder.

For you if...

+you enjoy short mysteries with a traditional whodunit structure
+you like comedy mixed into a murder investigation

Not for you if...

−you want branching choices or hands-on detective work

What players say

92% of 78 reviews are positive

Players praise the character chemistry, especially Ranko and Astrid's friendship, and the mystery's plotting. Some players object to dialogue they see as portraying men as predators.

Screenshots and trailer

Murder on the Marine Express screenshot 1

Murder on the Marine Express system requirements

Minimum: 128MB, 0.3 GB RAM, 0.2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows Vista/7/8/10
Processor: Pentium III 800MHz
Graphics: 128MB
Memory: 256 MB RAM
Storage: 200 MB available space
DirectX: Version 9.0

Does Murder on the Marine Express have co-op or multiplayer?

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

Single-player

Does Murder on the Marine Express run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Steam features: Family Sharing
Languages: Text only: English, Spanish - Spain, French, Japanese.

Does Murder on the Marine Express 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