BL n. Boys’ Love. Originating from the Japanese ACG culture, this Internet slang term refers to literary or anime works about homosexual relationships between teenage boys.
耽美 [dān měi] n. Obsess+beauty. Japanese litereary term たんび (tanbi) which originally referred to aestheticism but has evolved to be connected with BL-themed works since the 1970s.
同人 [tóng rén] n. Japanese term doujin referring to a group of people or friends who share an interest, activity, hobbies, or achievement. In China, this term is often used to describe people who are engaged in fanfiction writing.