Slow internet:


1Check for speed restriction in My Page

Asahi Net LTE ANSIM has a speed restriction depending on the plan or data traffic.
Please check in My Page shown below for Asahi Net LTE ANSIM speed restriction.

  • *Your Asahi Net ID and password are required.

No speed

2Contact us

Please contact Asahi Net English Support.

Technical Support

Connection Setup/Trouble

Online form

Inquiries are accepted 24/7. Feel free to use the form anytime.

Technical Support Inquiries

Phone (English Customer Support)


10 a.m-5 p.m., Monday to Friday, excluding national holidays

  • *Toll free number can only be called from within Japan. If you need to contact us from abroad, please use the Online Form.
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