Nutjitsu

Achieve maximum rank.

Complete 50 ninja missions.

Lose 20 foxes that are on your trail by using Smoke Bombs or Shadow Clones.

Hit 30 foxes with the effects of Freeze Bombs or Fire Shields.

Outrun 12 foxes that are on your trail.

Finish any game on the Shizuka Woods, Dangai Heights, and Bamboo Glade levels.

Finish any game on the Grey Shrine, Yugure Cemetery, and Ushinatta Marsh levels.

Finish any game on the Redclaw's Castle, Teikoku no Yousai, and Base Camp Shichi levels.

Collect 10 acorns.