Students across the world who have been unable to enter Japan for study due to the current COVID-19 entry ban mostly feel that their mental health has deteriorated, a private survey showed Thursday.Davide Rossi, who runs a Tokyo-based company helping foreign students study in Japan, said his online survey conducted for 10 days through Sunday found that 58.4 percent of 3,115 respondents felt their mental health "significantly declined" and 26.2 percent "slightly declined."Japan has banned entries by foreigners in principle since Nov. 30 following the spread of the highly contagious Omicron v…READ FULL ARTICLE