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