Ikki Tousen: Extra Burst is a spin-off mobile RPG based on the bishojo martial art seinen manga Ikkitousen. 

The game is a special project celebrating the 20th anniversary of Yuji Shiozaki’s (塩崎 雄二) Ikki Tousen series.

The game follows the world settings of the series, which revolves around a group of high school students who inherit the power of the ancient fighters.

Players will play as one of the fighters selected by Magatama, which contain the spirits and essence of warriors from the era of the Three Kingdoms in ancient China. You accidentally become the head of the fighters and have to lead them to battle against the mysterious creatures.