Here is the full list of all 62 Like a Dragon Gaiden: The Man Who Erased His Name achievements.
Obtained all achievements.
Unlocked the Masters Circuit in Pocket Circuit.
Won 3 Rival Matches in Pocket Circuit.
Played 10 minigames.
Played 6 different games at the arcade.
Completed a 1-Shot Challenge on normal difficulty.
Played 5 different games on the SEGA Master System.
Played at the casino and gambling hall in the Castle.
Won a game of darts.
Obtained 50 types of outfit items.
Obtained 30 types of outfit items.
Obtained 15 types of outfit items.
Completed all hostess missions at Castle Cabaret.
Completed all hostess missions at Club Heavenly.
Completed 50 Stroll n' Patrol missions.
Went to karaoke with Akame and sang a duet.
Defeated Amon.
Completed all matches with a Platinum rank.
Defeated the fourth of the Four Kings.
Completed all matches with a Gold rank.
Completed all matches with a Silver rank.
Defeated the third of the Four Kings.
Bonded completely with 10 Joryu Clan members.
Bonded completely with 5 Joryu Clan members.
Reached 30,000 fans.
Bonded completely with a Joryu Clan member.
Recruited 30 members to the Joryu Clan.
Reached 10,000 fans.
Defeated the second of the Four Kings.
Completed 30 Stroll n' Patrol missions.
Defeated the first of the Four Kings.
Reached 3,000 fans.
Earned a Platinum rank at the Castle.
Reached 1,000 fans.
Obtained 50 abilities through Upgrade Abilities.
Recruited 20 members to the Joryu Clan.
Completed 15 requests for Akame.
Bonded completely with Akame.
Threw an enemy into the river with the Spider gadget.
Completed 10 requests for Akame.
Completed 5 requests for Akame.
Recruited 10 members to the Joryu Clan.
Obtained 10 types of equipment items.
Obtained 30 items from coin lockers.
Completed the Final Chapter.
Completed Chapter 4.
Obtained 30 abilities through Upgrade Abilities.
Detonated the Firefly gadget during battle 50 times.
Completed Chapter 3.
Earned a Gold rank at the Castle.
Obtained 20 abilities through Upgrade Abilities.
Activated the Serpent gadget during battle 50 times.
Activated the Hornet gadget during battle 100 times.
Completed 10 Stroll n' Patrol missions.
Completed Chapter 2.
Used Extreme Heat 30 times.
Activated the Spider gadget during battle 50 times.
Earned a Silver rank at the Castle.
Obtained 10 abilities through Upgrade Abilities.
Obtained some Balls.
Completed Chapter 1.
Used Ultimate Counter 5 times.