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