// Touhou Seirensen: Undefined Fantastic Object(2009)
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About Touhou Seirensen: Undefined Fantastic Object
The 12th game in the Touhou Project.
Release Date
Aug 15, 2009
Developer
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The story is about a strange flying object that appears in the skies of Gensokyo during the early springtime. The player character will, for whatever reason their shot type description says, launch off into the sky to unravel its mysteries, plunder its treasure, and generally get rid of youkai.
Game modes: Single player
Right now the lowest price for Touhou Seirensen: Undefined Fantastic Object we're tracking is $14.99 at Steam. We compare 1 store and prices refresh every few minutes.
The lowest price we've recorded for Touhou Seirensen: Undefined Fantastic Object is $14.99 at Steam on July 6, 2026. The current best price matches that all-time low — historically a good time to buy.
96% of 353 Steam user reviews for Touhou Seirensen: Undefined Fantastic Object are positive ("Overwhelmingly Positive").
Touhou Seirensen: Undefined Fantastic Object released on August 15, 2009, developed by Team Shanghai Alice and published by Team Shanghai Alice, Mediascape.
Touhou Seirensen: Undefined Fantastic Object is available on PC (Microsoft Windows). It supports single player.
The cheapest Touhou Seirensen: Undefined Fantastic Object price right now is $14.99 at Steam.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 SteamBest priceAll-time low | — | $14.99 | Buy Touhou Seirensen: Undefined Fantastic Object at Steam |
All-time low: $14.99 at Steam on Jul 6, 2026 — the current best price matches it, a good time to buy.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.
