Here is the full list of all 54 SAMURAI WARRIORS 4-II achievements.
Upgrade a mount for the first time.
Successfully activate a Compatibility Bonus.
Upgrade a weapon for the first time.
Unlock 50% of all music tracks for listening to in the Vault.
Achieve a combo count of 1,000 or more.
Claim victory in a battle.
Achieve 1,000 K.O.s in a single battle.
Clear an objective.
Complete all achievements.
Clear "Clash of Wills" in Story Mode.
Clear "Trials of Trust" in Story Mode.
Clear "Sparks of Rebellion" in Story Mode.
Clear "Love and Fear" in Story Mode.
Clear "Visions of Hope" in Story Mode.
Clear "Tides of Fate" in Story Mode.
Clear "Signs of Greatness" in Story Mode.
Clear "Duty and Respect" in Story Mode.
Clear "Wisdom and Grace" in Story Mode.
Clear "Friends and Rivals" in Story Mode.
Clear "Pledges of Honor" in Story Mode.
Clear "Bonds of Fealty" in Story Mode.
Clear "Women of War" in Story Mode.
Claim victory in all Story Mode battles.
Claim victory in all Story Mode battles using all available characters.
Reach Level 100 in Survival Mode.
Reach Level 50 in Survival Mode.
Reach Level 5 in Survival Mode.
Achieve an S Ranking in at least one of the Challenges in Survival Mode.
Achieve an S Ranking in all of the Challenges in Survival Mode.
Obtain a rare weapon.
Obtain 20 different types of rare weapons.
Obtain all rare weapons.
Learn an Epiphany Skill for the first time.
Learn 20 Epiphany Skills.
Learn all of the Epiphany Skills.
Clear a stage on the "Nightmare" difficulty level.
Defeat 1,000 enemies using Hyper Attacks in a single battle.
Defeat 150 enemies using a Multi Musou Attack with both player characters in a single battle.
Defeat five enemy officers using Mighty Strikes in a single battle.
Execute a Perfect Block against an enemy officer's Hyper Attack.
See Tsukimaru while fighting in battle.
Change a famous officer's costume and then fight in a battle.
Destroy 10 bamboo barricades.
Escape from Survival Mode for the first time.
Obtain 1,000 Gold during a single Golden Time.
Register your score in the online rankings for the first time.
Play as all of the famous officers in the game at least once.
Spend a cumulative total of 100,000 Gold at the Shop.
Attain a total K.O. count (as displayed in the Vault) of 100,000.
Attain an objective clearance rate (as displayed in the Vault) of 50% or higher.
Attain an objective clearance rate (as displayed in the Vault) of 100%.
Unlock 50% of all events for viewing in the Vault.
Unlock 100% of all events for viewing in the Vault.
Unlock 100% of all music tracks for listening to in the Vault.