BL（ボーイズラブ） refers to a genre of fictional media that focuses on romantic relationships between male characters. Originating in Japan, it encompasses various forms such as manga, anime, novels, and fan art. The genre is popular among a diverse audience and often explores themes of love, friendship, and emotional connection. The term "BL" is derived from the English phrase "Boys' Love." It has gained international recognition, leading to the creation of fan communities and events. Notable works in this genre include titles like Yaoi and Shounen Ai, which vary in their portrayal of relationships and target audiences.