You might as well compare with these Back Items so you can decide which Back Items you're gonna use for ninja Saga Pvp or in Hunting House for easier killing the boss or your opponent in ninja saga PvP
These Back Items might have better effect . Here we go :

• Hanagara Hagoita

  Increase max. HP by 3%.
• Puppet: Hakuki (7 Days)

  Increase 3% accuracy.
  Reduce 46 HP damage taken.
  Recover 83 HP when each turn start.
• S9 Warring Empire Guarding Bow

  An ancient enchanted bow with great range used in warfare. Increases accuracy by 10%. Restore 100 HP every turn.
• S14 Yabusa Knife

  Increases 4% attack damage and ignore 4% of targets dodge.
• Scroll: Genbu
• S71 Magic Clock

  Increases Max. CP by 10%. Recover CP after HP reduction. (Amount: 20% of HP reduction)
• Scroll: Messenger (3 Days)

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• Sakura Lantern

  Increase Combustion chance by 10%.(Minimum requirement of 1 Attribute Point in Fire to activate combustion effect). Has 10% chance to absorb 2% HP of enemy who attack you.
• Chromaflake

  Increases damage by 5% and dodge rate by 3%.
• S39 Spike Hammer

  Increase accuracy by 10% but reduce max. HP by 10%.
• S76 Buckler and Sword

  Increase max.HP by 12% but reduce max. CP by 2%.
• Stuff Bunny

  Increase Max. HP by 2% and Max. CP by 4%.
• S12 Golden Bujin Ax

  Increase attack damage by 20% but increase damage taken by 12%.
• Sakura Rain Battle Umbrella
• Great Wooden Hammer (7 Days)

  Increase healing power of scrolls by 50%.
  Reduce 8 HP damage taken.
• Senior Kari Bagpack

  Reduce 3% damage taken.
• Wind Storm Raijinco
• Sakon Three Blades
• Thanksgiving Candle

  Has 15% chance to absorb 2% HP of enemy who attack you. Increase 7% Combustion chance.
• Ichimoku Gourd
• S2 Scroll Capsule

  Increase attack damage by 8%. Recover 7% cp after dealing damage.
• Neptunes Healing

  Amazing power from Neptune. 3% chance to convert damage taken to HP positively and recover 3% HP at the start of every turn.
• S45 Oblivion Ward

  Increases Max. HP by 3% and Max. CP by 6%.
• S12 Golden Bujin Jitte

  Increase dodge rate by 10%.
• Dark World Hammer
• 2011 Fortune Lantern

  Ninja Saga 2nd Anniversary Carnival!
• S47 Kami's Blessing

  Increase critical chance 6% and critical damage 10%.