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