Koutsugou Semi-Friend

A high school student named Suuna moves into a dormitory and is surprised to find her roommate, Ruka, touching another girl upon entering her room. Ruka explains that she is seeking a "friend with benefits" arrangement, prompting Suuna to suggest a more casual and conditional partnership. The two agree to a "(semi) friends with benefits" agreement. Originally published as a three-chapter limited series, it began full serialization on May 9, 2023.