Doctor Akihabara

Dr. Akihabara (Japanese: アキハバラ博士 Dr. Akihabara) is a character of the day from the episode Computer Soldier Porygon, but because the seizures in the episode caused it to be banned worldwide, he has never appeared in the anime outside Japan. His last name is the name of a Japanese district famous for its electronics stores.

(Source: Bulbapedia)