The following is the latest list of selected news summaries by Kyodo News.----------Japan eyes tougher Olympics rules for Delta variant-hit countriesTOKYO - Japan will impose tougher rules on athletes and staff participating in the Tokyo Olympics from countries hit by the highly contagious Delta variant of the coronavirus including more rigorous testing and restrictions on coming into contact with other people, the government's top spokesman said Monday.The move comes amid concerns the games, set to start July 23, could become a superspreader event as the capital sees infections creep back …READ FULL ARTICLE