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