So-net

So-net

Official Site

So-net provides Prepaid SIM Card for visitors from outside of Japan

Prepaid LTE SIM by So-net offers 3 basic plans (1G, 2.2G, 3G), and their SIM card is available to purchase at various locations throughout Japan such as airports and major stations.
Almost all of Dospara stores, a large computer-related chain that has 20 branches all over Japan, sell Prepaid LTE SIM cards. And if you have a plan of shopping on PC-related items, it might be a good choice.
You can top up easily from your user page from 3 additional plans.

Official Site

So-net Prepaid SIM Card Plans

DataSpeedPreiodPriceDate/DayPrice/DayDescription
1.2GB300Mbps30 Days¥324040MB¥108Refill your account anytime you want on your user page.
Charge 1G - 3065yen / 60 days
2.4GB300Mbps30 Days¥432080MB¥144Refill your account anytime you want on your user page.
Charge 1G - 3065yen / 60 days
3.2GB300Mbps30 Days¥5400106MB¥180Refill your account anytime you want on your user page.
Charge 1G - 3065yen / 60 days
12GB300Mbps180 Days¥1306866MB¥73Refill your account anytime you want on your user page.
Charge 1G - 3065yen / 60 days

For a more information about So-net - Prepaid SIM Card Plans
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We have cooperated in making this information with LightPocket, a Japanese company offering pocket WiFi router and data SIM card. Figures are calculated based on data published on So-net official website.
the quality of data communication vary depending on each service.
Even with a large capacity, it is not necessarily fast on communication speed. If you notice wrong or old information, it would be grateful that you notify us.
After checking the information, we revise it if needed.