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 :

• Ukon Three Blades
• Ancient Pipe

  5% chance to restrict enemy who attack user for 1 turn. (Restriction) target will not be able to use any skills.
• Puppet: Spider
• Crystal Ice Mirror

  5% chance to freeze enemy who attack user (1 turn). Frozen target cannot move but damage taken is reduced by 80%
• Sakura Fan

  Recover 20 HP and 150 CP at the start of every turn.
• Sakura Lucky Cat

  Ignore enemys dodge rate by 4% and increase 3% dodge rate.
• S79 Blood Feather

  Has 15% chance to convert damage taken to HP positively.
• Sweet Treat

  Increase critical chance by 2% and dodge rate by 3%.
• Purple Dragon umbrella
• Choco Tama

  Increase accuracy by 5% and increase healing power of scrolls by 25%.
• Father's Heart

  Reduce damage taken by 6%.
• S11 Wood Spirit's Bow

  Increase critical chance 13%.
• Large Wooden Hammer
• Vampire Cloak

  Increase healing power of scrolls by 100.
• Sanmoku Gourd

  Reduce damage taken by 65.
• Scroll: Posion Attack
• Water Symbol Guitar
• Paper Windmill

  Additional 20 HP damage upon all attack.
• S5 The Guider

  Increase purify chance by 7%. Recover 8% HP when purify. Recovers 4% of the user's max HP.
• Rose Bouquet

  Recover CP by extra 5% per charge
• S72 Hero Twin Axe

  Increase 12% Combustion Chance and recover 3% HP at the start of every turn. (Minimum requirement of 1 Attribute Point in Fire to activate combustion effect)
• Patriot Aegis

  A mythical shield that can block even the most vicious attacks. Increases max HP by 3%. Has a 60% chance to recover 5% of maximum HP and reduces damage taken by 75.
• Heart Aura

  Hidden feelings emerges! Recovers 2% of the user's max HP and 100 HP every turn.
• Ocean Ring

  Increase 1% accuracy.
  Additional 2 HP damage upon all attack.
• Mini Octopus
• Great Stinger

  Reduces damage taken by 3%. Converts 9% of damage taken into CP.
• S16 King Kong Ring

  Recover HP by 1% and reduces damage received by 4%.