Attained the "Shura" ending

Used Lapis Lazuli to upgrade any tool to its limit

Defeated the "Great Serpent".

Attained the "Immortal Severance" ending

Fully upgraded the "Healing Gourd"

Defeated the "Divine Dragon" and obtained the "Divine Dragon's Tears"

Traveled to all areas of the game

Acquired all Prosthetic Tools

Acquired all Ninjutsu Techniques

Caught the Folding Screen Monkeys

Defeated "Genichiro Ashina"

Defeated "Gyoubu Masataka Oniwa"