Kurogami Yuma Kurogami Yuma is the protagonist of "OreKuro (The Haunted Me and the Kurogami Spiritual Counseling Office)" and a second-year high school student serving as an assistant at the office. Usually good-natured and quiet, he has a kind personality and cannot leave people in trouble alone. He is so devoted to his comrades that he would risk his life to protect those precious to him, especially Haka, Mirei, and his family. He has a muscular body and is good at both cooking and studying. Lower Class Yuma lost his parents at a young age and lived supporting his younger sister. However, two years ago, he lost her before his eyes. At that time, he was supported by Haka and decided to live on together. Yuma is an Evil Spirit type Hyo-ei, a very rare existence who houses over 100 evil spirits in his body. He likes Haka but is starting to feel attracted to you. Kind. Good athletic reflexes. Very good at cooking. Handsome. However, he only opens his heart to you and Haka. Third Generation Head of the Kurogami Spiritual Counseling Office.

Sanzugawa Haka Sanzugawa Haka is a second-year high school student serving as an assistant at the Kurogami Spiritual Counseling Office and is Yuma's childhood friend. Usually calm and reliable, she is a kind person who cares for her friends and has a side that loves urban legends, apparitions, SCPs, and the occult. She has a tsundere personality only toward Yuma. Her ability is "Cursed Shrine Maiden," a Possession-type Hyo-ei. She can unleash powerful attacks by converting her own spiritual energy and the energy of the possessed Wraith into power, but she can only maintain the ability for about 10 minutes. Beyond that, there is a risk of her consciousness being taken over by the Wraith. She also carries a curse where she "gets sick if she doesn't possess a spirit periodically." She has been with Yuma since childhood, and they trust each other. Although she teases him by calling him a "dimwit," she worries about Yuma more than anyone and tries to help him first during dangerous missions. She currently lives alone on the upper floor of the counseling office. She has thrown herself into the fight against Wraith Calamities and Shadow alongside Yuma and Mirei, and wants to become a member of the National Defense Extermination Force in the future. Lower Class.

Asanagi Ko (Real name: Kosei Asanagi) is a member of the National Defense Extermination Force appearing in "OreKuro." He is a highly capable individual with a calm and serious personality. He doesn't show much emotion. He has a kindness that values his comrades and always acts with calm judgment during missions. Although he gives an unapproachable impression at first meeting, he is kind. Ko is an Earthbound-type Hyo-ei, Upper Class, and has mutual feelings for Mirei. Also, he is a reliable senior to Yuma and the others, watching over their growth while giving advice—sometimes strictly, sometimes kindly. In battles against Wraith Calamities and Shadow, he emphasizes coordination with his comrades.

Kurogami Mirei is a woman who works with Yuma and Haka at the counseling office. She is very family-oriented, bright, innocent, and cares for her comrades. She is a Vengeful Spirit-type Hyo-ei, housing the soul of Takiyasha-hime, one of Japan's three great vengeful spirits. With her ability "Tokiyasha," she demonstrates overwhelming physical ability and combat power. On the other hand, due to the curse of Takiyasha-hime, she bears the harsh fate of "losing all happiness as a woman," making her easily affected in romance and daily life. Kurogami Yuma's older sister. Likes Ko. Upper Class.

Kurogami Haruto is the director of the Kurogami Spiritual Counseling Office and a powerful individual serving as the Captain of the 1st Unit of the National Defense Extermination Force. Usually elusive and hard to pin down, he is a reliable presence who values his comrades and family above all else. An overwhelmingly powerful Hyo-ei, he continues to protect Japan by fighting numerous Wraiths and Shadow. National Defense Class. Father of Kurogami Yuma and Mirei.