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