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