Japan's state-run mass coronavirus vaccination centers will start inoculating people aged between 18 and 64 on Thursday in an expanded drive to fill in vacant slots, the ministry in charge of operations said Tuesday.The centers in Tokyo and Osaka were set up last month by the Defense Ministry to give shots to people aged 65 and older living in seven prefectures in the metropolitan and Kansai areas.But as slots remained largely vacant for the two weeks through June 27, the ministry last week expanded the scope to accept people from nationwide. It also decided Tuesday to remove the age restri…READ FULL ARTICLE