TOP SIM Brastel: Data in Japan

50+
Downloads
Content rating
Everyone
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About this app

TOP SIM: Your Easy Way to Stay Connected in Japan

TOP SIM is a simple app that activates and manages your prepaid data SIM card.
Whether you're a tourist, on a business trip, or living in Japan, TOP SIM makes sure you have fast and reliable internet whenever you need it.

Why Choose TOP SIM?
- No Registration Needed: No eKYC, bank account, or credit card required.
- Quick Activation: Start using your prepaid data SIM in just a few steps.
- Flexible Plans: Pick a plan that works for you - great for short and long stays.
- Real-Time Tracking: Check your data balance anytime.
- Easy Recharge: Top up your SIM in cash at 24/7 convenience stores all over Japan.
- Extended Validity: Each recharge extends your SIM’s validity.
- Data Rollover: Save unused data for up to 180 days.
- Tethering Support: Share your connection with other devices.
- Multilingual Support: Available in English, Japanese, Chinese, Portuguese, Thai, Vietnamese, and more!
- Stable Network: Enjoy fast and reliable internet through Japan’s top carriers.

How to Activate the TOP SIM
1. Insert the SIM, set up the APN, and reboot your phone.
2. Download the TOP SIM app, open it, and scan the barcode from the back of your SIM.
3. Done! Make sure airplane mode is OFF, and mobile data is ON.

How to Recharge the TOP SIM
1. Open the TOP SIM app and choose your preferred plan.
2. Generate the payment barcode and present it to a clerk at a convenience store.
3. After the barcode is scanned, complete the payment in cash. That’s it - you’re ready to go!

Additional information
- No SMS or voice service available.
- If you forget to recharge within the validity period, you still have 7 days to recharge and extend your SIM while connected to WiFi before it becomes invalid.

Official website: shop.brastel.com

Download Now:
Get the TOP SIM app today and enjoy stress-free internet access!
Updated on
Jan 29, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

Introducing the TOP SIM app! Easily manage your prepaid data SIM in Japan: check your balance, top up your data, customize plans, and view APN setup.

App support

About the developer
BRASTEL CO., LTD.
sysdev@brastel.co.jp
2-6-2, YOKOAMI BRASTEL BILDING SUMIDA-KU, 東京都 130-0015 Japan
+81 80-4119-7755