Here is the full list of all 47 Yakuza 4 Remastered achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Gather at least one outfit from each category in "Hostess Maker."
Max out all characters to level 20.
Have a hostess invite you on an after-work date.
Clear all Ultimate Skill missions.
Defeat Amon and get through all the substories.
Possess 10,000,000 yen or more.
Play all non-casino gambling games.
Collect all Memos in the Pause Menu.
Create one or more weapons for each weapon category.
Play all casino gambling games.
Purchase five guns playing as Saejima.
Traverse 100 kilometers or more.
Complete or finish forty substories.
Smash the ball three times in one match.
Acquire the title "Star of the Coliseum."
Complete or finish twenty substories.
Order something at least once at each restaurant.
Clear the Finale.
Clear Normal Mode without reverting to Easy Mode.
Successfully hit two panels at once at the batting center.
Acquire 10,000 casino points playing as Tanimura.
Clear Part 4 of the story.
Clear Part 3 of the story.
Clear Part 2 of the story.
Acquire three Revelations.
Have one of your apprentices win the Rookie Tournament in "Fighter Maker."
Pick up 20 pieces of trash around the city.
Complete or finish four substories.
Clear Part 1 of the story.
Earn 1,000,000 yen playing as Akiyama.
Open five coin lockers.
Win a round by forming a concealed hand containing seven unique pairs in mahjong.
Acquire all achievements in the game.
Clear Legend Mode.
Have a hostess wear a present you give her.
Receive business cards from all hostesses, including ones you train in "Hostess Maker."
Collect ten emblems from survivors during gang encounters.
Become a VIP member at the massage parlor.
Sing all songs at karaoke.
Achieve a hat trick in darts.
Win the first point in Four-Ball billiards.
Achieve a turkey in bowling.
Play all minigames at Club SEGA.
Achieve a promotion in shogi.
Golf and fish five times each.
Knock over 100 people you pass by.
Destroy 100 weapons you pick up playing as Kiryu.