Naruto started cultivating immortality from creating the Six-fold Immortal Thief

Story of: Naruto started cultivating immortality from creating the Six-fold Immortal ThiefA senior foodie, Wang Jie, wakes up and finds himself in the world of Naruto. He has become the most gluttonous member of the Akimichi clan, named Akimichi Yusuke, but unfortunately he does not have a cheat code. However, the imagination of the traveler is the biggest cheat code. With the imagination of the traveler and the chakra theory of the Naruto world, he creates a perfect digestive system and creates the Six-Story Immortal Thief to perfectly absorb any nutrition and satisfy his foodie nature. He uses sealing techniques, medical ninjutsu, and various immortal cultivation ideas to create immortal cultivation methods...