As a professional police officer, this world's own self is simply a scholar!,Grandfather's surname was Tang, and his given name was Shou. Later, in order to marry Grandma, he agreed to his mother-in-law's terms and married into her family. The two then inherited the hot spring inn.,(This is a chart from a post by the big boss of the Amuro Touya bar, about the promotion time of various types of police officers in Japan.)。