Japan Sim Cards
Best SIM card for Japan
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Japan 5-day Docomo IIJ 4G SIM Card 5GB
¥10/ day
¥68.84
¥47.33
5Day(s)
Docomo IIJ
First 5GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 7-day Docomo IIJ 4G SIM Card 10GB
¥9/ day
¥84.33
¥58.51
7Day(s)
Docomo IIJ
First 10GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 8-day Docomo IIJ 4G SIM Card 10GB
¥9/ day
¥89.49
¥64.54
8Day(s)
Docomo IIJ
First 10GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 8-day Softbank 4G SIM Card with Calls
¥9/ day
¥118.75
¥67.12
(322)
8Day(s)
Softbank
First 6GB at 4G speed, and reduced to not below 256kbps thereafter
Plug and use
Phone Call
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Japan 10-day Docomo IIJ 4G SIM Card 10GB (Activate before 2025.12.30)
¥7/ day
¥118.75
¥68.84
10Day(s)
Docomo IIJ
First 10GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 10-day Docomo IIJ 4G SIM Card 20GB (Activate before 2025.12.20)
¥9/ day
¥144.56
¥84.33
10Day(s)
Docomo IIJ
First 20GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 15-day Docomo IIJ 4G SIM Card 10GB
¥6/ day
¥127.35
¥80.02
15Day(s)
Docomo IIJ
First 10GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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Japan 15-day Docomo IIJ 4G SIM Card 20GB
¥7/ day
¥161.77
¥98.96
15Day(s)
Docomo IIJ
First 20GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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