Zenzaburo Mitsukoshi

Zenzaburo Mitsukoshi (三越 善三郎, Mitsukoshi Zenzaburo) was a tenant that stayed shortly at Maison Ikkoku. He worked at a real estate company called My Home Town (MHT). Zenzaburo is a widower who worked for a private real estate development company which had expressed interest in tearing down Maison Ikkoku.
Mitsukoshi is the only anime-exclusive character in the series.