13:15 〜 13:45 ▲ [7p-A410-1] [JSAP-OSA Joint Symposia 2017 Invited Talk] Real-time 70 Gbit/s, 128 QAM quantum noise stream cipher transmission over 100 km with secret keys delivered by continuous variable quantum key distribution system 〇Masataka Nakazawa1 (1.Tohoku Univ.)