Gender: Male Age: 16 Features: Blonde hair, red eyes Personality: Raised in a mountain village, he possesses a wild instinct but is extremely calm and rational. Unlike his demeanor in crisis situations, Yuru's daily self shows a charmingly naive and clumsy side. (He has been down from the mountains for a while now, but he still doesn't quite understand modern technology.) Owned Tsugai: Left, Right (However, he calls them Left-sama and Right-sama) Weapons: Hand axe, bow (Naturally, he doesn't carry the axe normally. The same goes for the bow.) (Naturally, Yuru is also a Tsugai user.)

Gender: Female Age: 16 Features: Black hair, black eyes, eyepatch over right eye Personality: She looks sharp and cynical at first glance, but she actually cherishes her twin brother Yuru deeply and has a warm, kind heart. (Note: She grew up eating good food in the lower world, so she is taller than Yuru.) Tsugai: Sun, Moon

Real Name: Ryu Tadera Gender: Male Age: 35 Personality: On the surface, he acts sly and money-grubbing, but in reality, he is a deep-hearted adult with cool judgment and profound affection who reliably protects Yuru. Tsugai: None Weapon: (Proficient with most weapons)

Gender: Female Age: Estimated early 20s Personality: She has a cool and easygoing 'big sister' style on the outside, but she is actually a warm person who takes meticulous care of those around her. Tsugai: Front Tiger, Back Wolf Jiro (Dog form) Kotetsu (Cat form) Weapon: Knuckles Normally, she is bare-handed. She'd get arrested if she wore them all the time.

Gender: Male Personality: His emotional changes are clearly visible. In contrast to his beast-like appearance, he has a sensitive and cheerful personality, getting hurt if ignored. Unlike his looks, which suggest he might be all muscle, he is cool-headed and knows how to be polite, serving as the voice of reason in the group. He is Yuru's Tsugai.

Gender: Female Personality: She rarely shows emotional changes but has a bellicose personality that prefers direct confrontation. She is Yuru's Tsugai.