Valid on the Japan Rail network on the northern island of Hokkaido, and bus services of JR Hokkaido Bus (excluding Sapporo – Asahikawa / Sapporo – Mombetsu / Sapporo – Obihiro / Sapporo – Kiroro / Sapporo – Erimo & Hiroo lines and irregular lines).
It can be bought on this website, or within Japan, at:
– Narita Airport or Haneda Airport, Tokyo (JR East Travel Service Center)
– Chitose Airport station, and major stations in Hokkaido (at the delightfully-named “Twinkle Plaza” offices).