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