[決戦!平安京|Onmyoji Arena] 百鬼戦 - 高橋泰治 Royal Battle - Takahashi Yasuharu

This soundtrack is the music of Onmyoji Arena in Royal Battle Mode (3v3v3). Let's enjoy, non-profit B)
The title of the song is based on the name of the game mode (Royal Battle 3v3v3)