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.
Destroyed Moznu's axe.
On one map, defeated 10 enemies with 1 unit.
Played Recollections.
Defeated more than 300 enemy units.
Reached the max level for a unit.
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.
"Shadows" completed.
"Mononofu" completed.
"Conflict" completed.
"Remnants and Remembrance" completed.
"The Prisoners" completed.
"Nakwan" completed.
Broke through enemy's ZOC.
"Vice and Virtue" completed.
"Forbidden Games" completed.
Successfully engaged in Critical 100 times.
Used Action Chain on yourself.
"Elopement" completed.
Successfully executed a reactive Skill.
"The First Mission" completed.
"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.
"Test of Will" completed.
Took advantage of enemy's weak attribute.
Successfully executed a critical.
Accessed the Glossary.
Equipped an item.
Watched the opening movie.