#Sekiro save file upgrade
Acquire endgame crafting materials to upgrade prosthetics.Acquire the three pieces of the Dancing Dragon Mask.
#Sekiro save file plus
While any unspent scales WILL carry over into New Game Plus, it is advisable to purchase any items wanted from the Fountainhead Pot Noble before entering New Game Plus as it will be a while before the player has access to his stock again. Acquire any missed Treasure Carp Scales.Defeat the optional endgame boss Demon of Hatred.Some (mini)bosses also require taking some of the steps necessary for the Purification ending to access. Note that many of these become inaccessible if the player ends the game early by triggering the Shura ending. Find all Prayer Beads and Gourd Seeds.Defeat all the Headless and Shichimen Warrior enemies.You should visit all Merchants and stock up on any Quick Items you want as well as gaining Rice/ Fine Snow from the Divine Child.