As some people may not know the full names of the human protagonists in Digimon, I'm suggesting creating aliases from the shorthand names to the full names.
kari_(digimon) → hikari_kamiya
tk_(digimon) → takeru_takaishi
t.k. takaishi → takeru_takaishi
tai_(digimon) → taichi_kamiya
matt_(digimon) → matt ishida
izzy_(digimon) → izzy izumi
mimi_(digimon) → mimi tachikawa
rika_(digimon) → rika nonaka
takato_(digimon) → takato matsuki
jeri_(digimon) → jeri_katou
takuya_(digimon) → takuya kanbara
Updated