What is the specific data speed in Japan for  T Mobile One plan?  for T Mobile One Plus International plan?  It is true that the speed is throttled at 128/256 kbps?

dkanada

    What is the specific data speed in Japan for T Mobile One plan?  for T Mobile One Plus International Plan?  Is it true that the speed is throttled at 128/258 kbps?  This seems rather slow.

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