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
Successfully negotiate ideal terms with Yamagata.
Complete all Climax Battles.
Get 100% on your Completion List
Obtain all equipment parts.
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.
Obtain all abilities for every style.
Defeat 30 or more opponents in Endless Rout.
Max out the level of a platinum hostess
Complete the Cabaret Club Czar storyline.
Play every minigame.
Get over 1,000 fans in any area
Get the best weapon search results report.
Complete one training mission with each master.
Complete every disco song on any difficulty.
Win all Pocket Circuit races.
Complete the Real Estate Royale storyline.
Get over 50% on your Completion List
Purchase the most expensive property
Throw away a total of five million yen.
Win ten bets on three-round tournaments at JCC.
Go on a date with a girl you met at the telephone club.
Get 100% share in any area
Complete the Final Chapter.
Complete Chapter 16.
Suffer the full force of Reina's attack.
Spend one billion yen
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.
Complete 40 substories
Defeat 3 foes using co-op moves with Oda or Tachibana.
Get a top-grade item from a Dream Machine
Complete Chapter 8.
Get started with Cabaret Club Czar
Defeat Mr. Shakedown for the first time.
Take more than 15 minutes bringing the takoyaki.
Complete Chapter 6.
Throw away money on the street
Get started with Real Estate Royale
Impress Oda with your perfect manners.
Complete Chapter 4.
Purchase ten or more abilities.
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.
Get five or more play bonuses fighting a single enemy.
Visit Kamurocho in December 1988.