Japan, which has been very cautious throughout the pandemic, is again barring all nonresident foreigners. There is an economic and human cost. By Motoko Rich and Hikari Hida, with reporting by Hisako Ueno and Makiko Inoue in Tokyo; Dera Menra Sijabat in Jakarta, Indonesia; Richard C. Paddock in Bangkok; John Yoon in Seoul; Raymond Zhong in Taipei, Taiwan; and Yan Zhuang in Sydney, Australia.
Tokyo — With the emergence of the new omicron variant of the coronavirus late last week, countries across the globe rushed to close their borders to travelers from southern Africa . . .