What if Gojo was Kakashi's kid? Naruto is set in 1999 and JJK is set in 2018. Kakashi is 27 in Naruto and Gojo is 28 in JJK. This means in JJK's timeline Kakashi would be 46. 46-28=18, so Kakashi could be Gojo's dad.

Naruto Volume 16 Redraw