When does data transmission speed reduction occur?

If you exceed the monthly data allowance of your plan, your transmission speed will be limited to a maximum of 128 kbps.

In addition, if you use a large amount of data within a certain period, data transmission speed reduction will be applied during peak hours.

For details, please refer to the information below.

For au Flat Plan 7 Plus N / au Flat Plan 7 Plus / Smartphone Mini Plan / Smartphone Mini Plan+

If the transmission speed is limited, the maximum sending and receiving speed will be 300 kbps.

For Unlimited Data MAX / Unlimited Data MAX+ / au Manekatsu Plan / au Manekatsu Plan+ / au Value Link Plan / au Manekatsu Value Plan / au Value Link Manekatsu 2 / Unlimited MAX+ Manekatsu 2

For all unlimited data plans, there is a monthly data allowance limit for tethering and data sharing.

If you exceed the limit, the transmission speed for these services will be reduced to a maximum of 128 kbps for sending and receiving (transmission speed reduction will be lifted on the 1st of the following month). 

Under 18 Value Plan

If you exceed the monthly data allowance of 20GB, your transmission speed will be limited to a maximum of 128 kbps until the end of the month. (Transmission speed reduction will be lifted on the 1st of the following month.)

Senior Value Plan

If you exceed the monthly data allowance of 5GB, your transmission speed will be limited to a maximum of 128 kbps until the end of the month. (Transmission speed reduction will be lifted on the 1st of the following month.)