Onigiri sets its adventure in a Japan haunted by spirits and monsters, where an ancient calamity returns after one of the seals holding back the Kamigui breaks. The story brings a young woman and a child of the Oni together on Onigashima, framing the journey as a struggle against a renewed dark force. This mythic backdrop gives the game’s battles a clear adversary: the Youkai that players fight through their travels.
Combat centers on switching weapons during battle, making rapid changes of approach the defining action described for this MMO. Players can join a party with others or travel alongside eight NPC companions, giving the adventure both a multiplayer party option and a companion-led alternative. Simple controls are also highlighted, while the listed action, adventure, and RPG genres place the combat within a broader journey rather than presenting it as a standalone arena format.
Its central appeal, as documented, is the combination of a supernatural Japanese setting, weapon-changing action, and party-based travel. The premise supplies the stakes; the flexible party setup and battle system shape how players engage with them.