We require you to arrange a private transportation by yourself before your departure. Please note that you are required not to use any public transportation such as trains, buses, taxis, domestic flights, or passenger ship. And also, students who live in International House(I-HOUSE/G-HOUSE) have to check another FAQ (click here).
Web page of Ministry of Health, labor and Welfare: Q＆A, Section 4 is about the Means of Transportation
*Only Japanese Version: The Ministry of Health, Labor and Welfare (MHLW) website introduces the limousine taxi companies or agents that meet the criteria posted on MHLW website for moving from airports to homes/accommodations in waiting areas.