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 :

• S76 Buckler and Sword

  Increase max.HP by 12% but reduce max. CP by 2%.
• Kettle
• Ichimoku Gourd
• S17 Scorching Sun Lantern

  Recover 10% cp after dealing damage.
• Ancient Pipe

  5% chance to restrict enemy who attack user for 1 turn. (Restriction) target will not be able to use any skills.
• Little Shikigami

  Increases accuracy by 5%. Adds 80 damage in all of your attacks.
• S59 Rejuvenating Blade Wings

  Increases Max. HP by 6% and Max. CP by 4%.
• Leopard Cat Tail
• S2 Solar Aura

  Increase agility by 3 and accuracy by 7% .
• Yawata Magatama

  Increase 3% accuracy.
  Additional 20 HP damage upon all attack.
• Fire Symbol Guitar
• S10 Frostguard's Bow

  A magical bow that has a very long range. Reduce target 8% CP on every weapon attack.
• Charming Aura (Black)

  2012 Valentines day limited aura, increase critical chance 2%.
• S58 Scroll of Shadows

  Increases damage by 6% and dodge rate by 5%.
• S8 Underworld Bulwark

  A phantom shield with demon soul. Reduce damage taken by 10%.
• Wooden Repeating Crossbow
• S8 Ancient Scroll of Golden Snake

  Increase all attack damage by 4%, and Decrease damage taken by 4%. But reduce critical chance by 1%.
• Scroll: Kochin
• Rose Bouquet

  Recover CP by extra 5% per charge
• S26 Bashosen

  Increase 10% Combustion chance.
• Sakura Gold Jewellery

  Increases users agility by 1. Restores 3% of users max HP. Has 6% chance to convert damage taken to HP positively.
• Sealing the soul barrel
• Folding Paper Fan
• S45 Oblivion Ward

  Increases Max. HP by 3% and Max. CP by 6%.
• Enternal Love Scroll

  Increase 5% Combustion chance and reduce 1% damage taken.
• Black Metal Hammer
• Sakura Dance

  Increase damage by 3% and max. HP by 4%.