Singing Voice Conversion Using Posted Waveform Data on Music Social Media. - Koki Senda; Yukiya Hono; Kei Sawada; Kei Hashimoto; Keiichiro Oura; Yoshihiko Nankaku; Keiichi Tokuda (APSIPA, 2018)

Downlink Multiuser Superposition Using QPSK and 256-QAM in Mobile Communication Systems. - Koki Senda; Hiroyuki Otsuka (ICUFN, 2018)

Transmission Performance of Superposed Modulation Using QPSK and 1024-QAM in Downlink NOMA. - Koki Senda; Hiroyuki Otsuka (APWCS, 2019)

Transmission Performance of an OFDM-Based Higher-Order Modulation Scheme in Multipath Fading Channels. - Hiroyuki Otsuka; Ruxiao Tian; Koki Senda (J. Sens. Actuator Networks, 2019)