Kamano Bridge Theory (Kamonohashi ロン)
Voiced by: Yohei Azagami
A young man who has achieved the highest grades at BLUE, the world's top detective training school, and is known as a genius.However, due to something, he was disqualified from obtaining a detective's license.After losing his role as a detective, he feels disappointed and bored every day, but after meeting Dudu, he starts to get involved in criminal investigations.