Okinawa Rush achievements

Visit the rainbow room in stage 5

Complete a Kata

Get S* rank in the tutorial

Defeat 50 Samurai

Slam or swing enemies into 3 eggs

Collect all 9 endings

Obtain 10 heads of Rockman

Beat any stage on nightmare

Parry more than 30 times in one stage

Finish the game on black belt

Kill enemies with scorpion kick

Dodge shurikens