The best replacement for gohan is cell.

The best alternatives to gohan are rated as following:
★★★★★  cell
★★★★  goku
★★★  buu
★★★  bojack
★★★  goten
★★  vegeta
★★  broly
★★  dabura
★  frieza
★  trunks
★  ssj3 goku
★  brolly
★  cell episode
★  goku who's stronger
★  kid buu
★  kome
★  cell jr
★  majin buu
  super saiyan 3
  videl
  ssj3
  cell ssj2
  perfect cell
  spopovich
  cell episodes
  kibito
  goku stronger
  ss3 goku
  super buu

Your alternative for gohan is not listed? Suggest!
Speaking about gohan, one probably shouldn't forget about videl.

Other search terms related to gohan and their ratings are:
★★★★★ videl
★★ goku
★ goten
★ chichi
You have in mind a companion for gohan and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of gohan in all years. Click on graph for more.
gohan
cell
goku