トランプ大統領は、2020年 4 月にアメリカ国民の雇用を守るため、グリーンカードの申請手続きを 60 日間停止する発表を行った後、2020年 6 月にはこの制限の延長に加え、2020年度末まで、一定のビザによる入国の 停止 を発表しました。以下に制限の内容を記載します。 Types of visas that are subject to restrictions, " H-1B ", " H-2B ", " J ", " L " will be . Other " B " visas, " E " visas, " O " visas, etc. are not currently covered . " H-1B " visa, what is referred to as a professional visa, degree of the applicant , if they were consistent with the duties to apply, there is a corresponding work experience, job description in the United States is a professional, It is a visa that is strictly asked whether education at university or work experience is necessary for the job . The " H-2B " visa is for temporary skilled workers and the " J-1 " visa is used for exchange programs for students, researchers, trainees and teachers. An " L-1 " visa is a visa for a person dispatched by a Japanese parent compa