Here is the full list of all 55 Yakuza Kiwami trophies - there are 46 bronze, 6 silver, 2 gold and 1 platinum.
Completed the final chapter.
Completed chapter 12.
Completed chapter 11.
Slugger Majima forced his way into a fight.
Met Zombie Majima.
Completed chapter 10.
Completed chapter 9.
Completed chapter 8.
Thug Majima forced his way into a fight.
Completed chapter 7.
Completed chapter 6.
Completed 10 substories.
Completed chapter 5.
Completed chapter 4.
Completed "The Price of an F-Cup."
Obtained at least 10 Soul, Technique, and Body abilities.
Met Officer Majima.
Completed chapter 3.
Completed chapter 2.
Got chased by Majima.
Completed chapter 1.
Collected the money owed.
Obtained all trophies.
Completed the game in Legend Mode.
Completed 50% of the Completion List.
Completed 100% of the Completion List.
Breaker Majima forced his way into a fight.
The Mad Dog of Shimano forced his way into a fight.
Assaulted by Majima from above.
Assaulted by Majima from a manhole.
Met the mysterious lady, Goromi.
Reached Rank B in Majima Everywhere.
Upgraded all Majima Everywhere abilities.
Completed "My Baby's a Showgirl."
Completed "Bet On A Champ."
Completed "Wife of a Yakuza."
Completed "A Doctor's Duty."
Completed "The Fake Mizuki's Truth."
Completed "Man On a Ledge."
Spent a steamy moment with Yui.
Spent a steamy moment with Rina.
Completed 30 substories.
Completed all substories.
Defeated Amon.
Completed all of the Climax Battles.
Completed all training for Komaki Style.
Obtained all Soul, Technique, and Body abilities.
Won all tournaments in the underground coliseum.
Successfully asked a hostess out on a date.
Enjoyed mahjong with a hostess.
Won all Pocket Circuit races.
Won against all rivals in MesuKing.
Played all minigames.
Walked 1km during Premium Adventure while holding Haruka's hand.
Obtained EX Rank on Haruka's Requests.