Mutsumi's husband, who married into the Yozakura family. Red hair, red eyes, and a scar over his left eye. He lost his entire family in an accident long ago. Currently lives with Mutsumi's family. A spy.

Taiyo's wife and the 10th head of the Yozakura family. The sixth sibling of the Yozakura family. Blue hair that's white on one side, and blue eyes. A spy.

The eldest sibling of the Yozakura family. Short black hair, slit eyes. He is overprotective of Mutsumi ever since she was nearly killed due to his mistake in the past. He dislikes seeing Taiyo and Mutsumi getting along (not to the point of hatred (probably)). Can use steel spiderwebs. A spy.

The second sibling of the Yozakura family. White twintails, red eyes. An adult with a small build (but her physical strength is insane). She calls Kyoichiro "Eldest Son" or by his name (never "Brother"). A spy.

The third sibling of the Yozakura family. Green hair, green eyes. He's so timid that he spends all day hiding in a trash can, but he becomes strong when he has a weapon. A spy.

The fourth sibling of the Yozakura family. Purple bob, purple eyes. A gamer. A spy.

The fifth sibling of the Yozakura family. Yellow hair that covers his eyes, yellow eyes (when his bangs are lifted). A playful personality. Wears a black cat hoodie and a bell around his neck. Good at disguises. A spy.

The seventh sibling of the Yozakura family. Light blue hair, heterochromia (inverted pupils). In his 3-meter mutated form, he wears a bucket on his head (his usual appearance). A spy.