地上最強の男、勇次郎との決戦に向けて、トレーニングに励む刃牙。しかしそのトレーニングの相手はなんと昆虫のカマキリ。刃牙は自分のイメージの中で１００キロのカマキリを作り出し、命がけの死闘を繰り広げる！

脚本：浦畑達彦／絵コンテ：博多正寿／演出：博多正寿

Baki is training hard for the decisive battle with Yujiro, the strongest creature on Earth. However, his training partner is a praying mantis. Baki creates a 100-kilogram praying mantis in his mind and engages in a life-threatening battle!

Script:Tatsuhiko Urahata / Storyboard:Masatoshi Hakata / Director:Masatoshi Hakata