phones.band
KDDI ( au ) — Japan
4G/5G frequency bands used by KDDI ( au ) and your phone's compatibility.
Frequency bands
4G / LTE
B1B3B5B7B20B28B41
Does your phone work with KDDI ( au )?
KDDI ( au ) in Japan: network and frequencies
KDDI ( au ) is a mobile network operator in Japan. It runs 4G/LTE on 7 bands.
Its spectrum favors low bands, known for good indoor coverage over wide areas.
To pick up this network, your phone must support these same frequency bands. Use the checker above to compare your model band by band.
Network profile
Technologies
4G
4G/LTE bands
7 (B1, B3, B5, B7, B20, B28, B41)
5G
Not listed in our data