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 :

• S14 Ancient Yabusa Knife

  Increases attack damage 4% and ignore 3% of targets dodge.
• Folk Folding Fan
• Sakura wah

  Restores HP by 3% and CP by 99 each turn.
• 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.
• Sakura Rain Battle Umbrella
• Green Koi
• S35 Mini Teiko

  Increase agility by 1 and ignore enemys dodge rate by 2%.
• Shadow Twin Blades
• Balloon Rabbit Doll

  Has 8% chance to convert damage taken to HP positively.
• S15 Seitenken

  Recover CP after HP reduction. (Amount: 20% of HP reduction)
• S11 Wood Spirit's Shield

  Increase max. HP by 9% and 20% chance to absorb 3% HP of enemy who attack you.
• Blue Shell
• S16 King Kong Ring

  Recover HP by 1% and reduces damage received by 4%.
• Scarlet Sword Wheel

  Increases damage by 5% and dodge rate by 3%.
• Love Ribbon

  Additional 40 HP damage upon all attack.
• 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.
• Butterfly Wings
• Water Energy Skis
• GM Goldfish

  GM Goldfish
• Tail of Hachibi

  Forged with chakra of the legendary tailed beast, Hachibi. Increase critical chance by 15% but reduce max. HP by 20%.
• S80 Struggle Flag

  Recover HP by 2%. Recover 7% HP with every Charge.
• S75 Trifecta Swords

  It gives off a strange feeling of vigor. Restores CP by 3%. Increases max CP by 7%.
• Carp Flag
• Evil Way Lute

  Has a 50% chance to recover 5% of maximum HP. Has 10% chance to absorb 3% HP
• Steel Frame Tail
• S56 Curse Brush

  A legendary Ink Brush that has the ability to materialize drawings. Increase critical rate by 5% and accuracy by 6%.
• Spinning Wheel

  Recover user's max HP by 1% each turn. Increases user's max CP by 2%. Converts 10% of damage taken into CP.