Shingo Tojo

Shingo Tojo (東條 信吾, Tojō Shingo): Is a policeman from the Tokyo Police's 8th Department, and had been friends with Ken Hayakawa since college, and the only one who knows about Ken's identity as Zubat. After Zubat finished off an enemy, Tojo, and the police would come and see a card that Zubat puts on the criminals, and arrests them.