"B's-LOG" is a monthly women's game magazine published by Gz Brain, the game-related division of Kadokawa. It was formerly published by EnterBrain.
On March 20, 2002, it was launched as a special extra issue of the adult game magazine "E-LOGIN". It focuses on Otome games and Boy's Love-related works. Initially it was a quarterly publication, but it moved to a bimonthly schedule with its third issue (September 2002) and then changed to a monthly publication beginning with the May 2004 issue.