"Harakawa Hiroki,Sato Bun'ei,Omiya Masashi,Fischer Debra A.,Hori Yasunori,Ida Shigeru,Michitoshi Yoshida,Eiji Kambe,Hideyuki Izumiura,Koyano Hisashi,Shogo Nagayama,Okada Norio,Shimizu Yasuhiro,Okita Kiichi,Sakamoto Akihiro,Yamamuro Tomoyasu","Five New Exoplanets Orbiting Three Metal-rich, Massive Stars: Two-planet Systems Including Long-period Planets and an Eccentric Planet",,"The Astrophysical Journal","IOP Publishing","Volume 806","  1","  id. 5",2015,June
"Sato Bun'ei,Hirano Teruyuki,Omiya Masashi,Harakawa Hiroki,Kobayashi Atsushi,Hasegawa Ryo,Takarada Takuya,Kawauchi Kiyoe,Masuda Kento","Precise Radial Velocity Measurements for Kepler Giants Hosting Planetary Candidates: Kepler-91 and KOI-1894",,"The Astrophysical journal","IOP Publishing","Volume 802","  1","  id. 57",2015,Mar.
"Takeda Yoichi,Sato Bun'ei,Masashi Omiya,Harakawa Hiroki","Can surface oxygen abundances of red giants be explained by the canonical mixing theory?",,"Publications of the Astronomical Society of Japan","Oxford University Press","Volume 67","  2","  id.2417",2015,Mar.
"Hirano Teruyuki,Masuda Kento,Sato Bun'ei,Benomar Othman,Takeda Yoichi,Omiya Masashi,Harakawa Hiroki,Kobayashi Atsushi","Global Analysis of KOI-977: Spectroscopy, Asteroseismology, and Phase-curve Analysis",,"The Astrophysical journal","IOP Publishing","Volume 799","  1","  id. 9",2015,Jan.