HOW TO PLAY
Controls and goals
- How to operate
- The official input notations are Keyboard, Mouse, and Touchscreen. You can also use the number keys to select options.
- Goal
- Explore unknown lands and collect chips to unlock lost memories and body enhancements. In encounters, choose a resolution method from conversation, suppression, intimidation, or combat.
ABOUT THE GAME
What you will find while exploring:
Fragments of the body and the past.
Trigaea is a post-apocalyptic science fiction interactive fiction RPG written by Adam Ipsen, aka RynGM. The central loop, as explained by the official, is to explore unknown lands, collect chips, and use those chips to unlock stories and physical enhancements. A 272,000 word branching story combined with RPG exploration and combat.
EXPLORE, GATHER, REMEMBER
Every time you collect chips,
The body and the story move forward.
Chips obtained through exploration are used both to unlock lost memories and to strengthen abilities. Incorporate the characteristics of animals, machines, and alien life, and rearrange your means of survival to match the movements and resistance of your opponent. In addition to selecting sentences, you can decide your next action by looking at your current health, chips you have, and Current Form.

Actual gameplay photography: Detour Playlist Editorial Department / Production: RynGM (Adam Ipsen) / In-game background art: Multiple artists listed in official credits
Connecting animals, machines, and alien life to the body
Genetic enhancement systems incorporate parts of non-human organisms and machines to adapt to harsh environments. Officially, the game is described as a combination of interactive fiction and RPG exploration and combat.
Choose a resolution other than defeating
In addition to combat, you can choose to resolve encounters through suppression, intimidation, or conversation. The choice of talking, subduing, scaring, or fighting will change depending on the opponent, and even with the same obstacle, the choice will lead to the story and how you use your body.
Connect 15 endings to 59 trophies and the next round
The 15 endings are recorded across games on a dedicated screen, and the bonus for each achieved ending is carried over to the next play. v1.2 also added 59 trophies and a New Game+ setting that allows you to choose how to transfer levels and enhancements.
PLAY NOTES
Play notes
- Scale/Time required
- The main story is 272,000 words, with 15 endings and 59 trophies. The official explanation is over 12 hours long. The approximately 30 minutes indicated in itch.io's Average session is an estimate for one session, and is not the time required for the entire session.
- Language
- The supported language is English, and official information displayed in Japanese cannot be confirmed.
- Saving and version migration
- Progress is saved to browser storage, so private browsing or deleting browser data may affect recording. The storage areas for the browser version and download version are separate, but you can export and transfer saves.
- Content/Accessibility
- Contains mild violence and death, and is officially recommended for ages 13+. Official itch.io lists Color-blind friendly and Blind friendly, and explains that the new popup in v1.2 has been verified with NVDA.
Change your body,
Chasing lost memories.
I checked the official itch.io, author page, devlog, and author comments on July 25, 2026. The two published images were taken by the editorial department using the official HTML5 version. Sources: Trigaea — RynGM official itch.io, RynGM official author page, Dev Diary #1 — Welcome to Trigaea, How Coming Up With a Game Idea is Like Being In Love, Trigaea Feature Update — New Scenes, Achievements & Stores, Trigaea v1.2.3 Game Patch, How to Get All 15 Endings in Trigaea, Trigaea official comment — Web/DL version, storage, audio, individual live review
STREAMING INFO
Streaming and video uploads
We checked the official Trigaea itch.io page, official devlog, author profile, and author comments, but we were unable to confirm any public guidelines that allow the public to perform live broadcasts, video posting, and monetization. In the official comments, the author welcomes specific YouTube live reviews that have been consulted in advance, but this is a response to individual cases and is not treated as a blanket license that can be applied to all distribution and monetization. When distributing or monetizing a game, please contact the author for the latest terms and conditions, including in-game music, sound effects, background art by external artists, and credit methods.
“Unconfirmed” does not mean streaming is prohibited. We have not confirmed an official policy for the general public.




READER COMMENTS
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