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