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18+ Hosted on itch.io by Yasumi Life support the developer

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Castaway Harem

Free to play in your browser, no download or signup.

by Yasumi Life

Survive on a desert island, build relationships with stranded women, and construct a ship to escape with all survivors.

Get it on itch.io

Screenshots

Sponsored

About

A passenger liner sinks in a storm, leaving you and several survivors marooned on an uninhabited island with no rescue coming. You must manage hunger, thirst, and stamina while exploring the island, gathering resources, and crafting tools to unlock new areas and build an escape route.

The core gameplay loop involves gathering salvage, crafting equipment, and progressing through a day-night cycle. Three escape methods exist: a signal fire built in days, a small raft accommodating only a few people, or a full sailing ship. Only the ship can transport everyone off the island, but it requires all survivors to trust you enough to contribute to its construction.

Your choices determine your ending grade—who you leave with and which escape method you choose shape the outcome. The free version includes three survivors to discover and romance, each unlocking a unique camp station that alters your gameplay options. You manage the practical aspects of survival: food production, health and rest restoration, and crafting infrastructure. Bonding with each survivor converts their skills into permanent camp improvements.

Where to play

  • Play on itch.io

Quick facts

Supports
Browser

Developer

Made this game? Claim this page

Tags

Genres

  • Dating Sim
  • Life Sim
  • Simulation

Platforms

  • Browser
  • itch.io
  • Patreon

Art style

  • 2D
  • Anime

Gameplay

  • Choice-based
  • Resource management
  • Romance
  • Story-driven

Monetization

  • Free

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Sponsored

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