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