Amy
Dr. Muto
Koichi Kudo
Kumi & Her Parents
Mr. Scott
Mr. Shiraishi
Mrs. Kudo
Professor Eguchi
Professor Kirayama & Professor Ohtsuka
Professor Kiyozaki
Professor Kudo - The Blue Earth! The Deadly Desertification Plan
Professor Kudo - Green Shudder! The Escape From Ear Hell
Professor Shirataki
Rika Shiraishi
Sachiko St. Marianne James
Taro Kato
Yuki