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