About TAKESUE Hiroki
About NTT Corp., Kanagawa, JPN
About TAMAKI Kiyoshi
About NTT Corp., Kanagawa, JPN
About SASAKI Toshihiko
About Univ. Tokyo, Tokyo, JPN
About KOASHI Masato
About Univ. Tokyo, Tokyo, JPN
About Nature Photonics
About key distribution
About security system
About cryptography key
About quantum cryptography
About optical signal
About turbulence
About monitoring
About data protection
About information security
About secret
About information content
About phase shift
About mathematical property
About random processing
About photodetector
About photon counting
About delay characteristic
About threshold
About receiver
About design
About photon detector
About protocol design
About randomness
About information hiding
About quantum key distribution
About Quantum optics in general
About Code theory
About 乱れ
About 実験
About 量子鍵配送