Tony Siwano is a Japanese-American host that first appeared in Thirty Hours Over Tokyo. He is voiced and portrayed by Japanese-American host, Tony Sano, who was Tony Siwano based on himself, plus the episode he appeared on and his game show "Kitsune Gemu" is based on "I Survived a Japanese Game Show", where Tony Sano appeared as the host.

Unlike the other Japanese characters from Thirty Hours Over Tokyo and the rest of the episodes, Tony is portrayed in live-action during the contest and appears animated when he goes to Ben and the other cartoon characters.