The Iki Island: Exploration Add-on for Ghost of Tsushima (PS4) has 6 trophies - 6 bronze.
Purchase an item from the Crimson Dye Merchant and obtain a dye for your Sakai Horse Armor.
Achieve bronze or higher on all Archery Challenges.
Embody the spirit of the monkey on Saruiwa.
Complete all Animal Sanctuaries.
Complete all Haiku, Onsen, Shinto Shrines, and Bamboo Strikes on Iki Island.
Complete all bokken duels at the Hidden Cove Tournament.