The leader of Komeito, the junior coalition partner of Japan's ruling Liberal Democratic Party, is set to forgo a visit to China tentatively planned for this month, several sources familiar with Japan-China relations said Friday.Natsuo Yamaguchi's plans may have been affected by Tokyo's recent tightening of border controls on visitors from mainland China amid a surge of coronavirus infections in the country after Beijing significantly relaxed its strict antivirus measures last month.China has criticized Japan's move, saying the antivirus steps should be "science-based and proportionate" and…READ FULL ARTICLE