TOP SIM: the best data SIM in Japan
Japan’s Most Reliable Data SIM
— for Residents and Travelers Alike
Download the app and choose a data plan that works best for you.
TOP SIM: the best data SIM in Japan
Japan’s Most Reliable Data SIM
— for Residents and Travelers Alike
Download the app and choose a data plan that works best for you.
Free Delivery in Japan
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No registration, no bank account, no ID check required
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Data rollover up to 180 days
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Each recharge extends SIM validity
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Top-up your data at convenience stores in cash or by credit card online
- No registration, no bank account, no ID check required
- Data rollover up to 180 days
- Each recharge extends SIM validity
- Top-up your data at convenience stores
in cash or by credit card online
Rechargeable data plans:
Plan/Validity
| 30 days | 60 days | 90 days | |
|---|---|---|---|
| 5GB | ¥990 | ¥1,815 | ¥1,925 |
| 10GB | ¥1,540 | ¥1,870 | ¥1,980 |
| 15GB | ¥2,200 | ¥2,365 | ¥2,475 |
| 25GB | ¥3,080 | ¥3,410 | ¥3,520 |
| 50GB | ¥4,576 | ¥4,697 | ¥4,807 |
| 100GB | ¥8,151 | ¥8,272 | ¥8,382 |
| 200GB | ¥14,630 | ¥14,795 | ¥14,905 |
| Plan/Validity | 5GB | 10GB | 15GB | 25GB | 50GB | 100GB | 200GB |
|---|---|---|---|---|---|---|---|
| 30 days | ¥990 | ¥1,540 | ¥2,200 | ¥3,080 | ¥4,576 | ¥8,151 | ¥14,630 |
| 60 days | ¥1,815 | ¥1,870 | ¥2,365 | ¥3,410 | ¥4,697 | ¥8,272 | ¥14,795 |
| 90 days | ¥1,925 | ¥1,980 | ¥2,475 | ¥3,520 | ¥4,807 | ¥8,382 | ¥14,905 |
eSIM or Physical SIM – Your Choice!
TOP SIM is available in both eSIM and traditional physical SIM card formats. You’ll get the same great speed and quality either way – the only difference is how you set it up.
With eSIM, there’s no need to insert or swap anything. Just scan a QR code and you’re good to go, all online.
Not sure if your phone supports eSIM? No worries – we’ve got you covered with a physical SIM too.
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eSIM
Buy eSIM- Get a QR code / activation code on your TOP SIM app
- No need to worry about losing or breaking a SIM card
- Eco-friendly – no plastic, no waste
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Physical SIM
Buy physical SIM- Get a physical SIM card delivered to you
- Insert it, set it up, and you're ready to go
- Works with almost any unlocked phone
Activation guide
Ready to activate? Choose the right guide below for your phone and SIM type.
Stay Connected Any Time with Rechargeable SIMs 📱
No registration or documents required. Pay in cash at any convenience store in Japan or by credit card online!
Interested in becoming a TOP SIM reseller?
Click the button below to discover the benefits and advantages of joining our reseller network!
Enjoy VoIP calls with "My 050" app
TOP SIM is a data-only SIM. For voice connectivity, explore our My 050 app!
With the My 050 app, you can make affordable calls within Japan and internationally. You can also apply for your own 050 number, allowing you to receive incoming calls directly in the app, along with a range of other benefits.