Biography
A critic who met Ken and has been with him, Shouko, and Robby since the series' start. Sometimes butts heads with Doctor Freud. He also has a daughter, whom Ken saved. He seems to have a great knowledge of martial arts, as he is able to recognize a particular technique after seeing or hearing about it. (Source: Wikipedia)
Appearances
Isao Kumano FAQ
What anime is Isao Kumano from?
Isao Kumano is a character in Red Baron.
What is Isao Kumano's Japanese name?
Isao Kumano is written 熊野勇夫 in Japanese.
Where can I watch Isao Kumano?
Open the Red Baron page for licensed streaming links and the full episode list.