Japan finds fourth case of Omicron variant – TV Asahi

TOKYO (Reuters) – Japan has reported its fourth case of the Omicron coronavirus variant, TV Asahi said on Wednesday.

The fresh case was a man in his 50s who had stayed in Nigeria, the network reported.

The Japanese government has enforced tighter border controls against the Omicron variant.

(Reporting by Ju-min Park, Sakura Murakami; Editing by Andrew Heavens)