Since Japanese Prime Minister Sanae Takaichi mentioned the possibility of Self-Defense Forces involvement in the event of a Taiwan contingency, China-Japan relations have cooled rapidly. China has moved beyond diplomatic warnings to tangible measures such as advisories to refrain from travel to and study in Japan and shows of force around the Senkaku Islands (Chinese name Diaoyudao). The Chinese government issued successive advisories to refrain from travel to and study in Japan. In a notice ...