202.239.128.0/18 covers 202.239.128.0 to 202.239.191.255, 16,384 IPv4 addresses. It is announced by AS2516 (KDDI Corporation). Every sampled address geolocates to Japan, with 81% in Tokyo. 88% of it is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.