My very first on on my V1:
PING
Shirobebitchi > Marutchi > Ichigotchi > Kuchipatchi
My first V2:
BONZO
Puchitchi > Marutchi > Young Mametchi > Mametchi
My second V2
CORAL or CAROL
Puchitchi (Or Shiropuchitchi) > Marutchi > Cant remember, in logs I guess > Hatenatchi / Whaletchi turned into Mimiyoritchi on the friend list
My other V1
TITCH
Cant remember > Marutchi > Cant Remember > Cant Remember, probably Masktchi
My third V2
ZONKO
Puchitchi I think > Marutchi > Cant remember, maybe Hinotamatchi > Masktchi
My first Cho Jinsei Enjoy
KAWAIITAMA
Kuchizoku boy > Kuchibotchi > Young Kuchipatchi > Minotchi
My second Cho Jinsei enjoy
CHIAOTCHI
Kuchizoku boy > Kuchibotchi > Young Kuchipatchi > Minotchi
Those are my first characters oof each gen.
The lovely days of my first tamagotchhi, lol.