This, the fourth in the Lone Wolf and Cub series, Baby Cart in Peril, another only-the-Japanese movie:

Ogami is hired to kill a tattooed female assassin. Gunbei Yagyu, an enemy samurai, happens upon Ogami's son, and sees his chance for revenge.

Rico says even he couldn't finish it; too many baroque subplots, too many flying samurai, too many deaths-by-evisceration-or-beheading...