Considering the game was previously announced for a worldwide release across Switch and PC via Steam, with support for English, French, Korean, Japanese, and Chinese (Simplified and Traditional) language options, it is safe to assume that it will launch digitally worldwide on the same date.

A 7,700 yen limited edition will also be available, which includes a special box with artwork illustrated by Banpai Akira, 34-page creation materials and illustration book, 27-track original soundtrack, and a special acyrlic plate with artwork illustrated by Banpai Akira.

Koumajou Remilia: Scarlet Symphony is an action game set in the world of Touhou Project. Koumajou Remilia: Scarlet Symphony is a high-definition remaster of the original release from 2009 with various additional elements.

Here is an overview of the game, via CFK:

Developed by Frontier Aja, Koumajou Remilia Scarlet Symphony is a 2009 side-scrolling action game based on the famous Touhou Project. The game comes back this year with HD remastered graphics and a number of bonus content.

Koumajou Remilia Scarlet Symphony features a collaboration of classic gothic horror action and the world of Touhou Project. As Reimu Hakurei, players will battle their way to the Scarlet Devil Castle to find out the cause of the disturbance that is spreading in Gensokyo.