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