Online seat reservations for limited express trains can now be made up to one month in advance for travelers to Hokkaido. This new online reservation system, allows passengers with or without a Hokkaido rail pass to reserve their seats online with ease.
For More Information:
https://res.cloudinary.com/jnto/image/upload/v1525688837/pdf/180423_JR_Hokkaido_Mail_Magazine_April_2018.pdf
