Japan Sim Cards
Best SIM card for Japan
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Japan 5-day Docomo IIJ 4G SIM Card 5GB
₩1859/ day
₩13,516
₩9,292
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
₩1642/ day
₩16,557
₩11,489
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
₩1584/ day
₩17,571
₩12,671
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
₩1648/ day
₩23,315
₩13,178
(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)
₩1352/ day
₩23,315
₩13,516
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)
₩1656/ day
₩28,383
₩16,557
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
₩1048/ day
₩25,004
₩15,712
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
₩1296/ day
₩31,762
₩19,429
15Day(s)
Docomo IIJ
First 20GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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