*Xuejun Xu¹, Masaya Hiraishi^1,2, Tomohiro Inaba¹, Tai Tsuchizawa³, Atsushi Ishizawa¹, Haruki Sanada¹, Takehiko Tawara⁴, Jevon Longdell², Katsuya Oguri¹, Hideki Gotoh¹ (1. NTT Basic Research Laboratories (Japan), 2. University of Otago (New Zealand), 3. NTT Device Technology Laboratories (Japan), 4. Nihon University (Japan))

*Ryuichi Ohta¹, Takuya Hatomura^1,2, Masaya Hiraishi¹, Victor M. Bastidas^1,2, Xuejun Xu¹, Katsuya Oguri¹, William J. Munro^1,2,3, Hajime Okamoto¹ (1. NTT Basic Res. Lab. (Japan), 2. NTT Res. for Theoretical Quantum Physics (Japan), 3. National Institute of Informatics (Japan))

*Mark Sadgrove¹, Masaru Irita¹, Yoshinori Uemura¹, Sogo Ito¹, Yuta Osawa¹, Sho Kikuchi, Yoshikazu Homma¹ (1. Tokyo University of Science (Japan))

*Sangmin Ji¹, Takeyoshi Tajiri², Xiao-Fei Liu³, Haruki Kiyama³, Akira Oiwa³, Julian Ritzmann⁴, Arne Ludwig⁴, Andreas Dirk Wieck⁴, Satoshi Iwamoto¹ (1. The Univ. of Tokyo (Japan), 2. Univ. of Electro-Communications (Japan), 3. Osaka Univ. (Japan), 4. Ruhr-Universität Bochum (Germany))

*Eiichi Kuramochi¹, Shota Kita¹, Akihiko Shinya¹, Masaya Notomi^1,2 (1. NTT Corp. (Japan), 2. Tokyo Tech. (Japan))