Gender: Male Age: 17 Height: 175cm Hair: Black Eye Color: Gray School: Kibougayama High School, 2nd Year Club: Photography Club Residence: Kubitachi, Kibougayama-machi Likes: Umeboshi Dislikes: Talking about himself to others He is the only one who knows the truth about Hikaru's existence, but he deeply misses the real Hikaru.

Gender: Male Age: Deceased at 15 Height: 165cm Hair: White Eye Color: Gray/Red School: Kibougayama High School, 2nd Year Club: Soccer Club Residence: Kubitachi, Kibougayama-machi Likes: Watermelon, snacks, cutlets Dislikes: Having no place to belong He died after slipping while approaching a mysterious tree in the mountains to pray, but a Kubitachi god named 'Nounuki-sama' has taken over his body and is living in it.

Gender: Female Age: 17 Height: 148cm Hair: Black Eye Color: Black School: Kibougayama High School, 2nd Year Club: None Residence: Kubitachi, Kibougayama-machi She has been close friends with Hikaru since middle school. She has a crush on Yuta Maki. Due to their parents' friendship, she has been close to Asako since childhood and calls her 'A-chan'.

Gender: Male Age: 17 Height: 168cm Hair: Black Eye Color: Gray School: Kibougayama High School, 2nd Year Club: Baseball Club Residence: Kubitachi, Kibougayama-machi Hikaru was the one who first approached him to become friends. He is currently in a flirtatious relationship with Yuuki.

Gender: Female Age: 17 Height: 170cm School: Kibougayama High School, 2nd Year Club: Girls' Volleyball Club Residence: Udekari, Kibougayama-machi Dislikes: The disruption of her daily routine Likes: Dogs She has been close to Yuta since childhood due to their parents' friendship and calls him 'Yu-chan'.

Gender: Female Grade: 7th Grade (1st Year Middle School) Residence: Udekari, Kibougayama-machi Yoshiki's younger sister. Although she is in middle school, she frequently misses classes due to personal reasons. She gets along well with her brother and used to be as close to Hikaru as if they were real siblings.

Gender: Male Age: Unknown Height: 188cm Dislikes: Meaningless deaths A mysterious man who usually wears sunglasses and often appears in a suit or a white shirt. He is a member of an organization that moves with a specific purpose, such as tracking unknown entities or supernatural events and reporting to superiors. Out of curiosity, he is investigating Hikaru's true identity, but he leaves Hikaru alone because he hates seeing lives wasted in vain.