About HIRATA KEIJI
About NTT コミュニケーション科学基礎研
About TAKADA TOSHIHIRO
About NTT コミュニケーション科学基礎研
About 電子情報通信学会誌
About tele-existence
About communication
About image quality
About tone quality
About information sharing
About asynchronous processing
About space
About joint use
About action at a distance
About image reproduction
About human interface
About setting objective
About psychological scale
About motivation
About 超臨場感
About common use space
About Achievement
About Man-machine system
About 臨場感
About コミュニケーション
About 未来
About システム化