I Raised Transmigraters and Regressers

A 20 years old man named Noah who is an average looking guy with good personality and a popular vtuber he is in the hospital suffering from a very rare disease which caused him to be unable to move outside his bed. as time goes by he still chose to smile despite his end coming near. on his deathbed he wished he would reincate in a world where he could walk freely everywhere he go, his wish was granted and soon he reincarnated into the body of the boy Eren watch as he discover new things and unbeknownst to him about the children he would encounter, Join him in his epic journey to become the strongest while being a father to his children. (A.N yes it's confusing since it says a boy not a man but please look forward for the story)