The sancho (ishihara), who works at the non-natural causes of death (UDI), is an autopsy on the cause of death. She was most intolerant of “unnatural death”. In her view, there must be some truth behind “unnatural”, such as fake murder, medical errors, unknown diseases and so on. In Japan, however, many unnatural deaths are cremated without an autopsy. Together with her bright colleagues, she challenged the reality.