Orpheus: Automatic Composition System Considering Prosody of Japanese Lyrics. - Satoru Fukayama; Kei Nakatsuma; Shinji Sako; Yuichiro Yonebayashi; Tae Hun Kim; Si Wei Qin; Takuho Nakano; Takuya Nishimoto; Shigeki Sagayama (ICEC, 2009)