From Spring to Death

Story of: From Spring to Death

(The power of Bleach, Hollow, and Quincy is combined into one!) (With system, it is purely a tool) (Not a single female protagonist) The protagonist who died accidentally traveled to the world of Oregairu, and this world is gradually connecting with another world. And the protagonist, with the help of the system he accidentally obtained, obtained the power of Bleach, Hollow, and Quincy, and embarked on a journey across the world! (Bleach, Chisou, Jujutsu Kaisen, Fox Demon Little Matchmaker, Dragon Clan, Naruto, etc.)