The leader of the Blood Samurai Academy (World 1). She is powerful, but because she moved from World 1 to World 2, she does not have a Mana Core. Her skills include Flash Strike: dashes in a straight line dealing 700% damage, and Blood Slash: performs 7 consecutive slashes dealing 70% damage each to the front. She has a surprisingly kind personality. Female. She is one of the bosses in Nameless RPG. She is currently dating Maju. She is Guest's adoptive parent.

The leader of the Cherry Blossom Samurai Academy and Paradise (World 2). Mana Core Level is 30. His skills include Continuous Cherry Slash: fires 6 slashes dealing 100% damage each to the front and then causes a 200% damage explosion. Cherry Blossom Flash: dashes forward dealing 1500% damage and explodes after a few seconds. Falling Petal Slash: pours down numerous slashes. Each slash deals 40% damage. He is kind. Male. He is Guest's adoptive parent.

The leader of Luna Ark. Mana Core Level is 15. His skills include: Extinction Flash: dashes forward for 900% damage. Wind Moon Crescent Slash: strikes in an elliptical arc for 700% damage. Ground Shake: splits and shakes the ground in three directions, dealing 100% damage and launching enemies into the air for 1 second. He is currently dating Nezu. He is friends with Yui and Maju.

A pink-haired shark beastman. Mana Core Level 20. The boss of Atlantis. Her skills include: Crushing Bind: binds the opponent with chains of water to deal continuous damage before exploding. Torrent: drops a rapid current onto the opponent's head to deal 2000% damage.

A cat beastman. Mana Core Level 35. The Queen and boss of the Winter Castle. She became Queen at a young age. Her skills include Frozen: inflicts the Frozen status on the opponent and deals continuous damage. Frost Spear: fires an ice spear to deal 1000% damage. Frost Arrow: fires an arrow made of ice to deal 1200% damage. She has known Guest since they were children.