Here is the full list of all 55 Yakuza 0 achievements. It takes around 150-200 hours to unlock all of the achievements on Windows.
Complete the Final Chapter.
Complete Chapter 16.
Complete Chapter 14.
Complete Chapter 12.
Complete Chapter 10.
Get a top-grade item from a Dream Machine
Complete 40 substories
Spend one billion yen
Get 100% share in any area
Complete Chapter 8.
Get over 1,000 fans in any area
Get started with Cabaret Club Czar
Defeat Mr. Shakedown for the first time.
Complete Chapter 6.
Throw away money on the street
Get started with Real Estate Royale
Complete Chapter 4.
Watch a sexy video.
Complete Chapter 2.
Complete 10 substories
Treat a homeless man to a ¥20,000 bottle of booze.
Purchase ten or more abilities.
Pick up a telephone card.
Get five or more play bonuses fighting a single enemy.
Visit Kamurocho in December 1988.
Obtain all other achievements
Complete the main story on Legend Difficulty
Purchase the most expensive property
Max out the level of a platinum hostess
Get over 50% on your Completion List
Get 100% on your Completion List
Complete all substories
Throw away a total of five million yen.
Complete one training mission with each master.
Obtain all abilities for every style.
Get the best weapon search results report.
Obtain all equipment parts.
Defeat 30 or more opponents in Endless Rout.
Play every minigame.
Go on a date with a girl you met at the telephone club.
Complete every disco song on any difficulty.
Win ten bets on three-round tournaments at JCC.
Win all Pocket Circuit races.
Successfully negotiate ideal terms with Yamagata.
Impress Oda with your perfect manners.
Take more than 15 minutes bringing the takoyaki.
Defeat 3 foes using co-op moves with Oda or Tachibana.
Steal Nikkyo Consortium funds from their safe.
Defeat the yakuza with an afro on the highway.
Suffer the full force of Reina's attack.
Complete the Real Estate Royale storyline.
Complete the Cabaret Club Czar storyline.
After you become undisputed king of an area, get someone to light a cigarette for you on the street.
Complete all Climax Battles.
Defeat So and Jo Amon.