Island Diary

A visual novel about island survival with three animal girls

watakubi · Published by Sekai Project · Released Jul 2, 2021

As of Oct 28, 2026: -70% right now, $5.09

Reviews: Very Positive; 96% of 118
Recent reviews: Not enough recent
Players: 2; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 5 years ago; Jul 9, 2021
Minimum PC: DirectX 9 GPU; 4 GB RAM · 2 GB disk; Full requirements

What is Island Diary?

This single-player visual novel follows Ryou, an amnesiac castaway trying to persuade three estranged girls to cooperate on a deserted island. You read through a fixed story without making choices.

For you if...

+you enjoy relaxed slice-of-life stories with romance

Not for you if...

−you want hands-on survival systems rather than a reading-focused game

What players say

96% of 118 reviews are positive

Players praise the character artwork. Recent reviews report achievement problems that require switching to a beta branch.

Screenshots and trailer

Island Diary system requirements

Minimum: DirectX 9 GPU, 4 GB RAM, 2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 10
Processor: Core 2 Duo (Core i3 or higher recommended)
Graphics: DirectX 9.0c compatible Graphics Card
Memory: 4 GB RAM
Storage: 2 GB available space
DirectX: Version 10

Does Island Diary have co-op or multiplayer?

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

Single-player

Does Island Diary run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 7
Steam features: Cloud saves, Family Sharing
Languages: Full audio: Japanese. Text only: English, Traditional Chinese.

Does Island Diary 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