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