"Boku ni Sexfriend ga Dekita Riyuu" (also known as "Why I Can't Become Your Sex Friend") is a Japanese anime series that premiered in 2021. The show revolves around the story of Umino Akihiko, a high school student who becomes involved in a series of casual relationships. The anime series has garnered attention for its thought-provoking themes, character development, and nuanced exploration of human relationships.