Time skip

4 years has passed since natsu started living in the orphanage. many things has happened. he stopped danzo from taking kids from the orphanage and rooted out the root caretakers. Naruto grew up happy and called him big bro, he still pulled pranks and get chased but he will always run to his big bro for protection. Natsu started his business in konoha, as a seal specialist where he sell and consults about seals. His most famous customer was anko, his girlfriend. he modified her seal, to let her absorb nature chakra without orochimaru influence. she and naruto became close and always argued about dango and ramen. Anko is now learning sage mode with snake clan.

Natsu: Naruto wake up, you will be late for your first day at the academy.

Naruto: WHAT. why didn't you wake my up earlier

Naruto jumped from bed and ran to the bathroom.

Natsu: " This ungrateful boy".

Natsu went to the kitchen to help prepare breakfast for the kids. 13 of them including naruto will be joining the academy today. The rest are joining normal school to be civilians.

After they for the academy, Natsu went his workshop.

He working on a new seal to sell. It a back seal. It can copy one jutsu then can be used later. His main focus was for it to be able to deliver medical jutsu.