Here is the full list of all 44 Utawarerumono: Mask of Deception achievements.
All trophies achieved.
Used Action Chain with all characters.
Reached the max level for a unit.
Defeated more than 300 enemy units.
Used Final Strike with all characters.
Defeated the Boro-Gigiri.
Destroyed Moznu's axe.
Played Recollections.
On one map, defeated 10 enemies with 1 unit.
Unlocked all BGM.
Unlocked all event visuals.
Challenged Dream Match for the first time.
Witnessed the ending of the game.
"Vurai" completed.
"He Who Conquers" completed.
Used a Final Strike.
"The Rescue" completed.
"Shadows" completed.
"Mononofu" completed.
Broke through enemy's ZOC.
"Conflict" completed.
"Remnants and Remembrance" completed.
Defeated the Tatari Unkami.
"The Prisoners" completed.
"Nakwan" completed.
"Vice and Virtue" completed.
"Forbidden Games" completed.
Successfully engaged in Critical 100 times.
"Elopement" completed.
Used Action Chain on yourself.
Successfully executed a reactive Skill.
"The First Mission" completed.
"Bandits and Brigands" completed.
Stopped an enemy movement with ZOC.
Equipped an item.
"A Familiar Threat" completed.
Spent a bonus point.
"Extermination" completed.
Accessed the Glossary.
Successfully executed an Action Chain.
"Test of Will" completed.
Took advantage of enemy's weak attribute.
Successfully executed a critical.
Watched the opening movie.