Here is the full list of all 50 Yakuza 3 Remastered achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Earn all other achievements in the game.
Beat the game on Legend difficulty.
Complete all minigames.
Get a break ace in nine-ball pool.
Complete all substories.
Order the most expensive item in all restaurants.
Claim victory in all Coliseum tournaments.
Win a hand of mahjong when you only have 1 tile concealed.
Catch a tuna.
Pick up 30 pieces of trash from the beach in front of Morning Glory.
Win 5 stuffed animals in UFO Catcher and get a high score in a shooting game.
Accumulate 10,000,000 yen.
Earn a combined total of 3,000 points in poker, roulette, and blackjack.
Make a modded weapon.
Earn a combined total of 3,000 points in cee-lo, cho-han, koi-koi, and oicho-kabu.
Win a game of shogi without ever moving your king.
Hit a 350-yard drive during a tournament in golf.
Get a hat trick in darts.
Get a turkey while bowling.
Hit 2 panels with one ball in the Hard Game at the batting cage.
Spend 300,000 yen in one visit to a hostess club.
Knock over 100 people.
Create a fashionable hostess.
Apprehend all hitmen.
Complete 80 substories.
Initiate 3 battles using first-person mode.
Open a total of 10 lockers in Kamurocho and Downtown Ryukyu.
Sing all songs at karaoke.
Play both massage modes.
Run 42.195km.
Encounter all the masters.
Complete 50 substories.
Play all rounds in Ultimate Match mode after beating the game.
Complete the game.
Defeat Mine in Chapter 12.
Defeat Joji Kazama in Chapter 10.
Defeat Lau Ka Long in Chapter 8.
Defeat Majima again in Chapter 7.
Complete 30 substories.
Finish 10 battles with Heat Actions.
Defeat Kanda in Chapter 6.
Defeat the man in black in Chapter 5.
Defeat Hasebe in Chapter 4.
Have your first Revelation.
Pick up 5 pieces of trash from the beach in front of Morning Glory.
Complete 10 substories.
Defeat Tamashiro in Chapter 3.
Break 30 weapons picked up in battle.
Defeat Rikiya in Chapter 2.
Defeat Majima in Chapter 1.