
Touhou Project tabletop-style RPG Marisa of Liartop Mountain will launch for Switch and PC via Steam on September 19, publisher Alliance Arts and developer Unknown X announced. It supports English, Japanese, and Simplified Chinese language options.
In Japan, the Switch version will be available both physically and digitally. The physical edition will cost 3,960 yen and include the bonus downloadable content “RD-Sounds Another Background Music Pack” and a bonus Reimu and Marisa sticker set.

A limited edition “Grimoire Magus Box” will also be available for 8,800 yen, which includes a copy of the game, special box, Gensokyo Grimoire illustration boards, a Scarlet Devil Mansion illustration acrylic stand, Scarlet Devil Mansion stickers (Remilia, Flandre, Sakuya, and Patchouli), the original soundtrack CD, the downloadable content “RD-Sounds Another Background Music Pack,” and the downloadable content “Digital Artworks & Sound Player.”

Here is an overview of the game, via its Steam page:
About
Marisa of Liartop Mountain is an adventure role-playing game, where you, the player, will play as Reimu and explore a mountain of books filled with mysteries and lies in search of the whereabouts of the missing Marisa.
Advance or retreat, there lies a mountain of falsehood. In the depths of Marisa’s lies, the conclusion to the story will be decided by you.
Welcome to a mystic world of adventure, sewn together by a singular magical book. Marisa of Liartop Mountain is an adventure role-playing game that progresses according to the player’s decision-making, in addition to the guidance of dice. You, the player, will play as Reimu and explore a mountain of books filled with mysteries and lies in search of the whereabouts of the missing Marisa.
Story
Deep in the stacks, a book is discovered.
Marisa, with the dusty book in her hands, has disappeared.
And the next morning, a new mountain suddenly appeared in Gensokyo.
Deep within the fire-breathing mountain, what is the fateful choice that looms over you?
Game System
- Your Choices Change the Whole Story – Inspired by the famous game book, this game is filled with unimaginable freedom of choice. Each decision spins a once-in-a-lifetime adventure.
- Future of the Battle Entrusted to Your Wits and Dice Rolls – You may encounter with a monster, win, or lose—it depends on the dice rolls. You can enjoy both the feel of playing an analog game on a tabletop, and the high tempo and comfortable experience that only a digital game can offer.
Participating creators
- Scenario: Hugo Hall
- Music: RD-Sounds
- Theme Song Singer: Sarasa Toumi
Watch a new trailer below.
Release Date Trailer
English
Japanese
Simplified Chinese