How much does an eSIM for Japan cost?

eSIM plans for Japan start from $0.60 on e-sim.onl. We offer 58 plans with varying data amounts and validity periods. All prices are transparent with no hidden fees or activation charges.

How quickly do I receive my eSIM?

Your QR code is delivered instantly by email after purchase — typically within seconds. You can install the eSIM before your trip and activate it when you land. No physical SIM card or shipping required.

Can I use my eSIM and keep my home number in Japan?

Yes. Most eSIM-compatible phones support dual SIM, so your physical SIM stays active for calls and texts while the e-sim.onl eSIM handles mobile data in Japan. You stay reachable on your home number.

What if I run out of data in Japan?

You can purchase a top-up directly from your e-sim.onl dashboard at any time. The additional data is applied instantly to your existing eSIM — no need to install a new one.

Is the eSIM for Japan 5G or 4G?

Our eSIM plans for Japan connect to local 4G/LTE networks, with 5G available on supported networks and devices. Speeds depend on local network conditions but are typically fast enough for streaming, video calls, and navigation.

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eSIM · Japan

Japan eSIM Plans

★ 4.9 342 reviews · ✓ In stock

Stay connected across Japan on local 4G/5G networks. Instant QR delivery. No physical SIM needed.

Traveling across China mainland & Japan & South Korea?

These regional plans cover Japan plus many more countries.

Regional

Covers Japan + more

1 days Daily

500 MB/day

$2.40

Buy

Regional

Covers Japan + more

7 days

1 GB

$2.70

Buy

Regional

Covers Japan + more

1 days Daily

500 MB/day

$3.20

Buy

Regional

Covers Japan + more

1 days Daily

500 MB/day

$3.80

Buy

View all China mainland & Japan & South Korea plans →

Frequently asked

Yes. Japan supports eSIM on major mobile networks. All iPhones XS and newer, Samsung Galaxy S20+, Google Pixel 3+, and most modern Android flagships are compatible. Your phone must be carrier-unlocked.

For a 1-week trip with maps, messaging and social media: 3–5 GB. For 2+ weeks or heavy use (video calls, streaming): 10 GB+. Light users who mainly use WhatsApp and maps can get by with 1–2 GB per week.

Japan eSIM Plans

Traveling across China mainland & Japan & South Korea?

Frequently asked

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