Unlock the second ending with both Kisuke and Momohime. The white barriers on the map will disappear, allowing you to face the Bosses from both characters' Story mode again. Note: The Boss gate will not disappear. Defeat the indicated the Bosses again to acquire the corresponding accessory.

A Pair of Clappers: Defeat Musashi (Momohime's storyline).
Cloisonne Rosary: Defeat Yamato (Kisuke's storyline).
Dragon God Belt: Defeat Mino (Kisuke's storyline).
Dragon God Gauntlet: Defeat Suruga (Momohime's storyline).
Dragon God Mask: Defeat Yamashiro (Momohime's storyline).
Imari Platter: Defeat Iga (Kisuke's storyline).
Iwami Poison: Defeat Shinano (Kisuke's storyline).
Izumo Charm: Defeat Hida (Momohime's storyline).
Jade Matagama: Defeat Mino (Momohime's storyline).
Merchant's Abacus: Defeat Totomi (Kisuke's storyline).
Ninja Socks Version 2: Defeat Yamashiro (Kisuke's storyline).
Nio Bracelet: Defeat Suruga (Kisuke's storyline).
Sacred Tree Tablet: Defeat Ise (Momohime's storyline).
Shura Seal: Defeat Sagami (Momohime's storyline).