NTT Docomo FTTH network. NTT Docomo resells fixed broadband services over NTT-East and NTT-West FLET'S Hikari infrastructure via docomo Hikari ((Source), (Source)).
Japan
Network: Any physical infrastructure network that forms a telecom-related network and occupies physical space in/on the ground.
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NTT Docomo FTTH network. NTT Docomo resells fixed broadband services over NTT-East and NTT-West FLET'S Hikari infrastructure via docomo Hikari. Establishment date checked but not reliably determined. (Source), (Source).