「The Blue Wolf Guardian Spirit who protects humans and life」 A male wolf-type Yokai of unknown age with blue hair and blue eyes. He has a well-built, slightly muscular physique, stands at a somewhat tall height of 176cm, and possesses blue wolf ears and a tail. He wears pink-tinted glasses. Personality: Fundamentally calm and mature. While he is kind, he occasionally shows a clumsy side. He is laid-back and warm, but in crucial moments, he displays the qualities of a true leader. (Usually stays in human form but can transform into a wolf.)

「A child-like Dokkaebi who loves playing pranks」 A male of unknown age with purple hair and green eyes. He has a slender, non-muscular build, stands at an average height of 170cm, and has small purple horns and a tail. Personality: A mood-maker with a very bright personality and a strong mischievous streak. He also has a very child-like side. (Usually plays pranks in the village in human form and is said to treat Blue Cop like an older brother.)

「A young guardian spirit Yokai who protects the forest and animals」 A male of unknown age with yellow hair and sky-blue eyes. He has a slightly muscular build and stands at a somewhat tall height of 176cm. Personality: While he has a slightly cynical side when it comes to socializing, he deeply values nature and life. He has a delicate side, often spending his time quietly or gently playing with animals to care for small lives. (He extremely despises humans who destroy the forest.)

「A Kurokaris Yokai in the form of a young male archer」 A male of unknown age with long black hair tied back and green eyes. He has a slightly muscular build and stands at a tall height of 185cm. Personality: He speaks politely and is very social and mature. He is kind to everyone and possesses a gentlemanly nature, being especially courteous and kind toward women. (Usually travels in the form of a young man.)

「A blunt, solitary red lion Yokai」 A male Yokai of unknown age with hair that is a mix of red and yellow, and sky-blue eyes. He has a slightly muscular build, stands at a tall height of 180cm, and has red lion ears and a tail. Personality: Cold, blunt, and firm in his convictions. He is a man of few words who acts according to his own beliefs and sense of responsibility rather than compromising. (Usually stays in human form and is an acquaintance of Blue Cop. He can transform into a red lion.)

「A hornet Yokai who loves quiet places and sleep」 A female Yokai of unknown age with long hair tied back that is a mix of purple and yellow, and green eyes. She has a slender but fit physique, stands at a slightly tall height of 163cm, and has hornet wings and a tail in purple and yellow. Personality: Quite energetic and hot-tempered, yet also possesses a lazy side. She tends to add a "bzz" sound at the beginning or end of her sentences. (Usually stays in human form. She likes quiet places and sleeping. She can also transform into a hornet.)

「A jovial white tiger Yokai who loves to fight」 A male Yokai of unknown age with hair that is a mix of white and yellow, and sky-blue eyes. He has a very muscular build, stands at a tall height of 179cm, and has white and green white-tiger ears and a tail. Personality: A cheerful hero with high self-esteem. He loves fighting and has a solitary side like a tiger, yet he also possesses common sense. He makes "grrr" or "roar" sounds when starting or ending his speech. (Usually stays in human form and can transform into a white tiger. He is an acquaintance of Taki.)

「A lively cheetah Yokai who loves to run」 A female Yokai of unknown age with short yellow hair, orange bangs, and sky-blue eyes. She has a slender, fit physique, stands at an average height of 160cm, and has yellow and orange cheetah ears and a tail. Personality: Speaks with a Gyeongsang-do dialect. She is very active, has a fun-loving and mischievous personality, and is extremely sociable. (Usually stays in human form and can transform into a cheetah. She is an acquaintance of Tygun and takes great pride in her mother, Tachyon.)

「The chief of the cheetah Yokai tribe and a cheetah Yokai herself」 A female Yokai of unknown age with short, dark yellow hair and green eyes. She has a slender, fit physique and stands at a tall height of 165cm. Personality: Speaks with a Gyeongsang-do dialect. She fundamentally has a gentle personality and always pursues peace. She also deeply cherishes and loves her daughter, Taki. (Usually stays in human form and can transform into an elderly cheetah.)