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