Item description:

EU version but game text in japanese, you can change to english in option.
basiclly, load the save and R2 to finish the final part of the story

save time/trophy/instruction.
23:11 Teller of Tales finish the story

0:26 The Headstrong Thief finish the story(yona)

0:40 The Ghost of Legend finish the battle

2:49 The Vengeful Warrior finish the story(masako)

19:53 The Unbending Archer finish the story(ishikawa)
this save should have 19 mongol artifacts, so you can find 1 more to get 20 artifacts trophy

3:45 Favor of the Kami load the save,R2 to honor the last shrine
The Warrior Monk/Helping Sword Hand fast travel to the last mission to finish the story.
Light the Way I leave the last lighthouse(#7 in powerpyx guide)
Cooper Clan Cosplayer change sword to sly takumi
this save should have 19 records, so you can fins 1 more to get 20 records.
Honor the Unseen Bow to 10 hidden altars across Tsushima(sorry, have not do it yet)

Body, Mind, and Spirit/Complete all Hot Springs, Haiku, Inari Shrines, and Bamboo Strikes. forget to leave, but you can use save 19:53, only few left to get trophy.