Acquire all trophies
Complete all Missions
Reach maximum health with Yakumo and Ryu
Use Magatsuhi to Bloodbath Kill 5 or more enemies in a short time
Clear Chapter 10 without hitting any obstacles (Auto Movement must be turned OFF)
Use Yatousen to inflict massive damage in a short time
Clear Chapter 12 without being hit by a laser (Auto Movement must be turned OFF)
Complete all Challenges
Defeat Oniwaka in his final encounter--he wouldn't have lasted long in this world anyway
Recover the lost Dark Dragon Blade
Obliterate every enemy
Learn all Dark Dragon Blade Weapon Skills
Collect every Gourdy
Complete all Purgatory trials
Learn all Kage-Hiruko Weapon Skills
Learn all Magatsuhi Weapon Skills
Complete the game on MASTER NINJA difficulty
Learn all Yatousen Weapon Skills
Clear Chapter 02 without falling once (Auto Movement must be turned OFF)
Use Kage-Hiruko to defeat an enemy launched in the air
Learn all Combat Skills
Purify the Dark Dragon and save the world
Hold your own against Ryu Hayabusa
Learn all Takeminakata Weapon Skills
Head to the final battle carrying the wishes of Seori (and Kureha)
Start Ryu Hayabusa's story
Revive the Dark Dragon in exchange for Seori's life
Defeat Cetus and break the third seal
Achieve a 2000-point combo
Complete 20 Missions
Use the Pond Strider
Defeat Kurobo and break the second seal
Clear Chapter 06 without hitting any obstacles (Auto Movement must be turned OFF)
Use the Dragonfly Glider
Defeat the Kitsune Courtesan and break the first seal
Obtain 100,000 NinjaCoin
Obtain 30 items
Complete any chapter without dying (excluding Chapters 00 and 14)
Perform a Bloodbath Slaughter
Defeat 3 enemies in a row with an Ultimate Technique
Use Takeminakata to attack 5 or more enemies at once
Perform a Bloodbath Kill
Use the Caddis Wire
Enter Bloodraven Form
Perform an Obliteration