Grappler Baki (Japanese: グラップラー刃牙, Hepburn: Gurappurā Baki), known as Baki the Grappler in North America, is a Japanese manga series written and illustrated by Keisuke Itagaki. It was originally serialized in the shōnen manga magazine Weekly Shōnen Champion from 1991 to 1999 and collected into 42 tankōbon volumes by Akita Shoten. The story follows teenager Baki Hanma as he trains and tests his fighting skills against a variety of different opponents in deadly, no rules hand-to-hand combat.