Tokyo is seriously concerned about the tightening military cooperation between China and Russia in light of Japan’s security and the broader region, according to the Chief Cabinet Secretary of Japan, Yoshimasa Hayashi. “Our country intends to keep a close eye on development in Sino-Russian relations,” Yoshimasa Hayashi emphasized. China-Russia relations China has increasingly strengthened its ties with Russia following the onset of full-scale invasion in Ukraine. Notably, Beijing has refrained from joining the sanctions imposed by the United States against the Kremlin. Beijing and Moscow share…