Oliver na Inu, (Gosh!!) Konoyarou 2 Episode 3

Aoba Ippei is a police officer who works as a handler in the Police Dog Section of the Forensic Division. For some reason his partner a police dog named Oliver looks like a man in a costume. Together with Oliver who is lazy and suffers with chronic rhinitis they take on a series of inexplicable cases.Source DramaOtaku