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 :

• Folk Folding Fan
• S29 Yanki Protective Magatama

  Increase accuracy by 8%
• S17 Scorching Sun Lantern

  Recover 10% cp after dealing damage.
• Yatai Lantern
• 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.
• Raijin Raijinco
• Orange Kikyo Skis
• S15 Frozen Huge Sword

  Recupera 26% extra CP en cada recarga.
• 2011 Carnival Jiegu

  Ninja Saga 2nd Anniversary Carnival! Each turn recover 100 HP and 100 CP.
• Orange Koi
• S14 Ancient Yabusa Knife

  Increases attack damage 4% and ignore 3% of targets dodge.
• Flame Blade Raijinco
• Water Symbol Guitar
• Black Silver Electric Guitar
• Sakura Fan

  Recover 20 HP and 150 CP at the start of every turn.
• Blue Wolf Tail
• S16 Umbra Steel Wheel

  Reduce damage taken by 270.
• S66 Dark Wings

  Remnants of a powerful dark spirit. Increases attack and critical rate by 4%. Increases accuracy by 5%.
• Scroll: Messenger (3 Days)

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• S51 Enchanted Winged Carapace

  Increases accuracy by 3%. Recover 4% HP at the start of every turn.
• Blizzard

  Increases users agility by 1. Has 7% chance to convert damage taken into HP.
• Gold Wand

  Ignore 5% targets dodge.
• S26 Bashosen

  Increase 10% Combustion chance.
• Choco Tama

  Increase accuracy by 5% and increase healing power of scrolls by 25%.
• S1 Angelic Silverware

  Increase dodge rate by 5%. Reduce damage taken by 9%.
• War Flag: Furinkazan
• Tail of Hachibi

  Forged with chakra of the legendary tailed beast, Hachibi. Increase critical chance by 15% but reduce max. HP by 20%.