There are some good ones but i think it must add a lot of time to an artists work to have a complex tatt so they keep the shirt on or show it rarely or just have a simpler design on commonly visible parts
here r a few not shown already
Lee Minhyuk from Legs that wont walk
Muka Tsuku Douryou to Sefure ni Narimashita
Lion and Venus
Atokata
And ......