1. Department of Management Science, Graduate School of Engineering Tokyo University of Science Katsushika‐ku Tokyo Japan
2. HOXO‐M, Inc. Chuo‐ku Tokyo Japan
3. Department of Systems Science, Graduate School of Informatics Kyoto University Sakyo Ward Kyoto Japan
4. Mathematical Statistics Team RIKEN AIP Chuo‐ku Tokyo Japan
5. Online Decision Making Unit RIKEN AIP Chuo‐ku Tokyo Japan
6. Department of Applied Mathematics ENSTA Paris Paris France
7. Department of Information and Computer Technology, Faculty of Engineering Tokyo University of Science Katsushika‐ku Tokyo Japan
8. Center for Data Science Yokohama City University Yokohama Japan