Japan Sim Cards
Best SIM card for Japan
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Japan 5-day Docomo IIJ 4G SIM Card 5GB
NT$44/ day
NT$316
NT$217
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
NT$39/ day
NT$387
NT$268
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
NT$37/ day
NT$411
NT$296
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
NT$39/ day
NT$545
NT$308
(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)
NT$32/ day
NT$545
NT$316
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)
NT$39/ day
NT$663
NT$387
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
NT$25/ day
NT$584
NT$367
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
NT$31/ day
NT$742
NT$454
15Day(s)
Docomo IIJ
First 20GB at 4G and reduced to not below 256kbps thereafter
Plug and use
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KKday：353679
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Holimood：354248
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Wing On Travel：350074
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