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