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Like Fight Club with added dismemberment, Shion Sono’s (Love Exposure) horror smuggles blackly witty satirical stabs at masculinity into its shrill shock assaults.

Timid fish-store owner Shamoto (Mitsuru Fukikoshi) gets no respect from his daughter or wife until he meets Murata (Denden), a lusty fellow fish proprietor and, it turns out, psycho-killer. Will Shamoto follow his lead?

Gallows humour and character twists offer welcome reprieve from the largely hysterical acting and rivers of viscera.

It’s a long haul, though, and nervous viewers should beware the “It’s a weenie” scene.