Meaning
BL stands for Boys' Love, a genre focused on romantic relationships between male characters. In adult media, it is used as a broad category for romance-driven works, character drama, and relationship-focused stories.
Example
BL tags help users find works centered on male-male romance.
Japanese Translation
BL
BLはボーイズラブの略称で、男性同士の恋愛関係を描くジャンルを指します。成人向け作品では、恋愛、関係性、心理描写を中心にした作品群のタグやカテゴリとして使われます。