This article is not related to my usual dental practice. Recently, Kurds have been causing problems in Kawaguchi City, Saitama Prefecture, Japan. The Japanese mass media has not reported on this at all, but Japanese people who lived in Kawaguchi City have reported the situation vividly on Twitter. There is a growing sense of anxiety among the residents. These Kurds have applied for refugee status in Japan, claiming that they are Turks, but they are persecuted in Turkey, so they have come to Japan as refugees and are asking for help. However, we know that they entered Japan as Turkish tourists and applied for refugee status as Kurds as soon as their tourist visas expired. By the way, about 600$ per month is provided from taxpayers' money as protection money. Generally, Japanese people do not discriminate against foreigners, but we do not like criminals who disrupt social security. The Japanese are equally averse to criminals, whether they are fellow countrymen or foreigners. I wo