Lagoon Lounge : The Poisonous Fountain

Adventure· Sexual Content· LGBTQ+· Nudity

Released Jul 2018

This is a visual novel containing furry characters and homosexual themes. You take on the role of a furry who has moved to a seaside village and become involved in the lives of its residents.

92% positive · 609 reviews

Done

All announced content has been released

High confidence

Done

All announced content has been released

High confidence

Where to buy

Steam Updated 10 Oct 2026 $9.09 $13.99 −35%

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Evaluation

Lagoon Lounge: The Poisonous Fountain is a visual novel that launched on July 5, 2018 as a complete, self-contained story. The developer's post history shows no major content expansions or DLC — only maintenance-style updates: Thai language support was added on November 4, 2021, and on January 27, 2024, the game received a UI refresh (version 3.0.0) to align its interface with the release of the sequel, Lagoon Lounge 2, along with some bug fixes. There are no unreleased DLC listings, no announced future content, and no roadmap. The January 2024 update explicitly frames itself as a compatibility/maintenance update tied to the sequel's launch, not a content expansion. The game appears to have shipped as a finished product and has remained so throughout its lifetime on the store.

Evidence

Store description notes the January 27, 2024 update to version 3.0.0 brought UI changes aligned with the Lagoon Lounge 2 release and bug fixes — framed as maintenance, not new content.

store metadata · Jan 27, 2024 source development ending

medium

Version 3.0.0 update released: UI changes to match Lagoon Lounge 2 and several bug fixes. No new story content added.

news post · Jan 27, 2024 source ambiguous

low

Media

Details

Developer

KAIJYU-09

Publisher

KAIJYU-09

Achievements

Platform

Windows

Controller

—

Steam Deck

Not rated

Players

Single-player

Sexual Content LGBTQ+Nudity Visual Novel Indie Casual Simulation Choices Matter Dating Sim Adventure Anime Cute Romance Psychological Horror

About this game

Update to ver3.0.0 in 2024.01.27

・In conjunction with the release of Lagoon Lounge 2, there have been changes to the UI, and several issues have been fixed.

Story

The protagonist is a furry who quit his job after a decline in his health due to overwork. Because of his exhaustion, his old friend takes him in at a seaside village to recover.

Lately, there have been loud rumblings accompanied by mysterious earthquakes in the village. This phenomenon has been named "The Giant of Harusu". In this village being flooded with curious tourists, the main character will work as a waiter at a restaurant alongside his friends.

The main character also receives a warning from one of his friends soon after moving in. "Don't go anywhere near the fountain in the village's plaza." He will soon come find out what kind of threat it poses.

Game Contents

This visual novel has furry characters and homosexual content. This game's system emphasizes convenience and replayability, so you can chose any episode from a list after reading and easily make different choices.

Languages

This game supports multiple languages. With the press of a key, you can switch languages anytime during gameplay. This is a great tool for learning a new language!