211.5.0.0/16 covers 211.5.0.0 to 211.5.255.255, 65,536 IPv4 addresses. It is announced by AS2516 (KDDI Corporation). Every sampled address geolocates to Japan, with 81% in Tokyo. It is registered to an internet service provider. None of the sampled addresses are flagged as VPN, proxy or Tor.