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