A few dedicated prepaid SIM shops operate near Sapporo Station, generally with English-speaking staff and same-day activation.
Where to look
Shops cluster within a short walk of Sapporo Station’s main exits, making them easy to find without much detour.
What to bring
Japanese regulations require ID, typically a passport, to register a prepaid SIM, so having it ready speeds up the purchase.
Tip: Most shops activate a SIM the same day, often within a few minutes of purchase.
Airport versus city
Pricing is generally similar between the airport and Sapporo Station; convenience to your itinerary matters more than price.
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