Here is the full list of all 48 [NINJA GAIDEN: Master Collection] NINJA GAIDEN 3: Razor's Edge achievements.
Obtained all achievements.
Unlocked all Ninja Skills for Hayabusa, Ayane, Momiji and Kasumi.
Cleared all chapters with Ayane, Momiji, and Kasumi.
Cleared 3 Ultimate Ninja Trials.
Cleared 5 Master Ninja Trials.
Cleared the game on Ultimate Ninja difficulty.
Defeated 1,000 enemies with the Eclipse Scythe.
Cleared the game on Master Ninja difficulty.
Cleared all Tests of Valor.
Cleared 5 Leader Trials.
Defeated 1,000 enemies with Dual Swords.
Cleared the game on Hard difficulty.
Strengthened the Heavenly Dragon to Level 3.
Defeated 1,000 enemies with the Heavenly Dragon.
Defeated 1,000 enemies with the Kusari-gama.
Defeated 1000 enemies with the Shrouded Moon.
Strengthened the Shrouded Moon to Level 3.
Defeated 1,000 enemies with the Fuma Kodachi.
Cleared 10 Mentor Trials.
Defeated 1,000 enemies with the Lunar Staff.
Defeated 1,000 enemies with the Falcon's Talons.
Achieved a 100-hit combo.
Reached the maximum karma multiplier during Bloody Rage.
Cleared 10 Acolyte Trials.
Obtained all Golden Scarabs.
Strengthened the Eclipse Scythe to Level 3.
Strengthened the Dual Swords to Level 3.
Strengthened the Kusari-gama to Level 3.
Cleared the game on Normal difficulty.
Strengthened the Lunar Staff to Level 3.
Finished Day 7.
Strengthened the Fuma Kodachi to Level 3.
Finished Day 6 - Ayane.
Strengthened the Falcon's Talons to Level 3.
Finished Day 6.
Strengthened the Katana to Level 3.
Finished Day 5.
Finished Day 4.
Finished Day 3.
Finished Day 2 - Ayane.
Successfully mastered the Izuna Drop technique.
Finished Day 2.
Finished Day 1.
Defeated 1,000 enemies with the Katana.
Successfully mastered a Ninpo spell.
Successfully mastered an Ultimate Technique.
Successfully mastered the Steel on Bone technique.
Successfully mastered the Obliteration Technique.