A consultant who has a superhuman sense of smell and assists in solving cases by smelling the scents left behind at crime scenes. He usually lives with a nasal plug, but once he removes it, and takes one sniff with his keen sense of smell, he will know the person’s age, gender, what he or she ate and even lifestyle. Besides investigating cases, he is researching whether people’s emotions have scent too. He has a daughter with Katayama Megumi.
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