The following are known Game Genie Codes for First Samurai on Super Nintendo (SNES).

• Start With 9 Lives
  DB6A-676F
• Start With 2 Lives
  D46A-676F
• Infinite Lives
  406E-D461
• Full Weapon Power For Dagger On Pick-Up
  D783-0F09
• Less Force Picked Up From Baddies
  D4C5-AFA5
• More Force Picked Up From Baddies
  D6C5-AFA5
• Lots More Power Picked Up From Baddies
  F9C5-AFA5
• Infinite Axe
  C9B6-6700
  C9BE-6D00
• Infinite Life Force
  C9BF-D4D1
• Infinite Warp Lantern
  C96D-04A5
• Less Life Force From Food
  D789-AFA9
• More Life Force From Food
  FD89-AFA9