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Products
Nippon SIM for Japan
DHA SIM World
Top-up WiFi
Overseas WiFi Rental
Online Store
Nippon SIM for Japan
DHA SIM World
Top-up WiFi
Overseas WiFi Rental
Help & Support
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12件の投稿が見つかりました。
Can I recharge (add data to) my SIM card?
Why is my data speed slow?
How can I check the remaining data balance?
Will I be notified when my data is running out or near expiry?
Are there any 4G/LTE data usage restrictions?
I can’t connect to the internet even after setting the APN. What should I do?
The antenna icon is not showing. What should I do?
Can I use a device with network restrictions?
My phone displays “NO SIM.” What should I do?
My phone displays “Invalid SIM” or “No SIM card inserted.” What should I do?
What languages does your support team offer?
Do I need to return the SIM card after use?
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