Author Affiliations

Takahiro Serikawa,^1,* Jun-ichi Yoshikawa,^1,2 Hidehiro Yonezawa,^3,4 Timothy C. Ralph,^4,5 Elanor H. Huntington,^4,6 and Akira Furusawa¹

¹Department of Applied Physics, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, 113-8656, Japan

²Quantum-Phase Electronics Center, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan

³School of Engineering and Information Technology, The University of New South Wales, Canberra, 2600 ACT, Australia

⁴Center for Quantum Computation and Communication Technology, Australian Research Council, Australia

⁵School of Mathematics and Physics, University of Queensland, Brisbane, QLD 4072, Australia

⁶Research School of Engineering, College of Engineering and Computer Science, Australian National University, Canberra, ACT 2600, Australia.

^*Corresponding author: serikawa@alice.t.u-tokyo.ac.jp