Okay, according to Bulbapedia, the main name, Teru-sama, might be a reference to Teruki Murakawa, staff in the Gen II games.
Then, the Japanese name Kabichuu is a combination of Kabi (from Kabigon, reference to Kouji Nishino, staff in Gen II games and many others) and chuu from Pikachu/Raichu.
