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
Steal Nikkyo Consortium funds from their safe.
Take more than 15 minutes bringing the takoyaki.
Impress Oda with your perfect manners.
Successfully negotiate ideal terms with Yamagata.
Treat a homeless man to a ¥20,000 bottle of booze.
After you become undisputed king of an area, get someone to light a cigarette for you on the street.
Visit Kamurocho in December 1988.
Get 100% on your Completion List
Obtain all equipment parts.
Complete all Climax Battles.
Obtain all abilities for every style.
Complete the Final Chapter.
Complete all substories
Defeat So and Jo Amon.
Complete Chapter 16.
Suffer the full force of Reina's attack.
Complete Chapter 14.
Defeat the yakuza with an afro on the highway.
Defeat 30 or more opponents in Endless Rout.
Complete Chapter 12.
Complete Chapter 10.
Defeat 3 foes using co-op moves with Oda or Tachibana.
Play every minigame.
Complete the Real Estate Royale storyline.
Win ten bets on three-round tournaments at JCC.
Purchase the most expensive property
Complete Chapter 8.
Complete the Cabaret Club Czar storyline.
Max out the level of a platinum hostess
Get over 1,000 fans in any area
Get started with Cabaret Club Czar
Complete one training mission with each master.
Get the best weapon search results report.
Complete Chapter 6.
Throw away a total of five million yen.
Throw away money on the street
Go on a date with a girl you met at the telephone club.
Win all Pocket Circuit races.
Get over 50% on your Completion List
Get 100% share in any area
Get started with Real Estate Royale
Complete 40 substories
Complete Chapter 4.
Spend one billion yen
Defeat Mr. Shakedown for the first time.
Complete Chapter 2.
Complete 10 substories
Get a top-grade item from a Dream Machine
Complete every disco song on any difficulty.
Watch a sexy video.
Pick up a telephone card.
Purchase ten or more abilities.
Get five or more play bonuses fighting a single enemy.