Japan Sim Cards
Best SIM card for Japan
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Japan 5-day Docomo IIJ 4G SIM Card 5GB
₩1878/ day
₩13,654
₩9,387
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
₩1658/ day
₩16,726
₩11,606
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
₩1600/ day
₩17,750
₩12,800
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
₩1664/ day
₩23,553
₩13,312
(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)
₩1366/ day
₩23,553
₩13,654
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)
₩1673/ day
₩28,673
₩16,726
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
₩1059/ day
₩25,259
₩15,872
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
₩1309/ day
₩32,086
₩19,627
15Day(s)
Docomo IIJ
First 20GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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