Kenichi: The Mightiest Disciple OVA

With YOMI moving, a fighter of YOMI named Spark wishes to fight, and kill, Shirahama Kenichi. However, Kenichi manages to settle the matter peacefully, knowing the girl is Li Raichi, the girl he met before and sees she doesn't want to kill. With this, as well as the looming threat of Yami, the young fighter and his friends are found as targets as this evil comes foward.

Kenichi desires to learn his new strength. To help him Sakaki takes him on a side job for the police inspector, Honmaki, aginst the assassin Christopher Eclair.