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 :

• Gummy Bear

  Restores CP by 2%. Reduce damage taken by 100.
• Shinobi Curse Battle Umbrella
• Grave of the Undying

  Increase purify chance by 8%, but decrease agility by 15.
• Folding Paper Fan
• Axe Hammer suit

  Increases damage and accuracy by 6%. Recover 50 HP at the start of every turn.
• S39 Spike Hammer

  Increase accuracy by 10% but reduce max. HP by 10%.
• S62 Black Steel Swords

  Restores 5% of users max HP.
• Turkey Balloon

  Reduce damage taken by 7%. Recover 10% extra CP when charge.
• Scarlet Sword Wheel

  Increases damage by 5% and dodge rate by 3%.
• Green Koi
• Sakura Straw Hat

  Recovers 2% of users max HP every turn.
• S33 Book of Fate

  Increase Max. HP & CP by 4%
• Ice Cystal Raijinco
• Ninjas Stocking

  Increase 5% Combustion chance and attack damage by 3%.
• Aboriginal Hunting Set

  Increase accuracy by 5% and Combustion chance 6%.
• Ishiyama Lantern

  Reduce damage taken by 49.
• S55 Mirror of Fantasy

  Increases damage by 6% and accuracy by 5%. Has a 7% chance to convert any damage taken to HP.
• Samurai Painted Wood

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

  Has 11% chance to restrict enemy who attack user for 1 turn. Restriction target will not be able to use any skills. Increase critical rate by 5%. 8% chances of using Jutsu without CP.
• Hanami Folding Fan

  2011 Hanami Festival - Usagi! Increase dodge rate and critical rate by 3%.
• Clear Cross

  Increase 3% purify chance. Each turn recover 150 HP and 150 CP.
• Carnival Fan

  Dance with the Fan during Ninja Saga Anniversary Carnival! Increase all attack damage by 3%.
• Giant Copper Coins

  Increase Mission gold reward by 30%.(Mission Only)
• Ninja Postman Bag

  Increase healing power of scrolls by 50%.
• Mousetrap

  15% chance to restrict enemy who attack user for 1 turn. Restriction target will not be able to use any skills.
• S17 Scorching Sun Scroll

  Has 30% chance to absorb 1% HP of enemy who attack you.
• Scroll: Rikugo