should be he's an adult by now ?
I's brain can't comprehend your sentence
Or the serum that de-aged him renders him unable to age.
floating timeline's work don't that way.
longer than Dragon Ball
grammar nazi here.
.... I HELP CAN'T THAT'S TOO NO SENSE
Namek: The Series.
Also, how come nobody has noticed he's a genius for his age and/or that he is the one solving the cases (except for Kaito Kid and Osaka Boy)