She is Mermaid

A visual novel about a childhood friend turned mermaid

COSEN, TALESSHOP · Published by COSEN · Released Sep 8, 2018

Reviews: Very Positive; 87% of 69
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 29, 2026
Steam Deck: Untested
Last update on Steam: 7 years ago; Jan 7, 2019
Minimum PC: 1 GB RAM · 2 GB disk; Full requirements

What is She is Mermaid?

This visual novel follows Hiroto's summer return to his rural hometown, where his childhood friend Ion has become a mermaid. You read a story involving mermaid legends, a forgetful mermaid, and a shrine priestess, accompanied by Japanese voice acting.

For you if...

+you enjoy slice-of-life stories mixed with fantasy and romance

Not for you if...

−you prefer action-focused gameplay to reading a lengthy story

What players say

87% of 69 reviews are positive

Players praise the character writing. Older reviews repeatedly criticize the translation for awkward phrasing, untranslated passages, typos, and visible formatting code.

Screenshots and trailer

She is Mermaid system requirements

Minimum: 1 GB RAM, 2 GB of disk space.

As published by the developer.

Can my PC run She is Mermaid?

The published requirements do not name a graphics card we can compare.

Set up my PC →

Minimum

OS: Windows XP
Processor: Pentium3 1.0GHz
Memory: 1 GB RAM
Storage: 2 GB available space
DirectX: Version 9.0
Notes: Screen resolution: 1280 * 720+

Does She is Mermaid have co-op or multiplayer?

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

Single-player

Does She is Mermaid 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
Achievements: 2
Steam features: Cloud saves, Family Sharing
Languages: Text only: Simplified Chinese, Traditional Chinese, English.

Does She is Mermaid 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 28, 2026. How to filter AI games on Steam

Recent updates

Jan 7, 2019 · New language - English
Nov 8, 2018 · Untitled
Oct 2, 2018 · Update announcement