Here is the full list of all 50 Toukiden 2 achievements.
Create all of the brain circuits available in "Toukiden 2."
Complete Phase 12.
Clear all of the available missions in "Toukiden 2."
Obtain all of the Mitama available in "Toukiden 2."
Slay all of the Oni available in "Toukiden 2."
Complete Phase 6.
Unlock all of the Stamps available in "Toukiden 2."
Increase the Security Rating of all of the Ages in "Toukiden 2" to their max value.
Activate 300 Boosts.
Eat 20 meals.
Clear Chapter 7.
Obtain all of the crests available in "Toukiden 2."
Clear Chapter 6.
Obtain all of the inscriptions available in "Toukiden 2."
Acquire a total of 1 million Haku.
Clear Chapter 5.
Bring one of your companions on 50 missions overall
Acquire 100 different types of armor.
Fortify a weapon to its maximum level.
Clear Chapter 4.
Pray 20 times.
Become friends with a Tenko.
Destroy 500 Oni body parts.
Clear Chapter 3.
Complete 30 quests.
Slay 100 large Oni.
Clear Chapter 2.
Bathe with someone of the opposite sex in the Pool of Purity.
Raise your bond with one of your allies to its maximum level.
Upgrade all of the Boosts available with a single Mitama to their maximum level.
Slay 5 large Oni without taking a break.
Slay 1,000 small Oni.
Clear Chapter 1.
Unlock all of the Demon Hand functions available in "Toukiden 2."
Destroy all the body parts of a large Oni.
Purify the Otherworld for the first time.
Be officially anointed as a Slayer.
Equip Demon Hand for the first time.
Encounter an Oni.
Obtain all of the achievements in "Toukiden 2."
Complete all training sessions in "Toukiden 2."
Obtain 100 kinds of weapons
Fortify a piece of armor to its maximum level.
Dispatch a machina 30 times.
Bathe in the Pool of Purity 50 times.
Raise your bonds with all of your allies to their maximum level.
Synthesize materials 30 times.
Destroy all of an Oni's body parts 50 times.
Complete 10 missions with every weapon in Toukiden 2
Complete 10 missions using every battle style in Toukiden 2