Kujira no Souretsu

Japan's assassins are controlled by "Kujira" (Japanese for "Whale")...

Kuro Kitagami lives an ordinary life, unaware of the common sense of the underworld. However, his friend is killed by a mysterious assassin. He is saved by the assassin Syagura, and upon learning of a rivalry aimed at Kujira's successor, the young man vows revenge and heads into the sea of ​​hell...

A brilliantly colored killer action film from a cutting edge artist!!