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