| Arne Løkketangen | Department of Informatics, Molde College, Norway | 2007.01--2007.05 | 共同研究員 | ||
| Riccardo Schiavoni | University of Bologna, Italy | 2008.10--2009.03 | 訪問研修生 | ||
| Michel Vasquez | LGI2P, Ales School of Mines, France | 2012.10--2012.11 | 研究科共同研究員 | ||
| Marco Milano | Science in Mathematics, University of Wuppertal, Germany | 2013.10--2014.03 | 特別研究学生 | ||
| Andrea Pizzuti | Università Politecnica delle Marche, Italy | 2018.04--2018.09 | 特別研究学生 | ||
| Rafael Kendy Arakaki | University of Campinas, Brazil | 2019.05--2019.08 | 特別研究学生 | ||
| Lars Marvin Erler | RWTH Acchen University, Germany | 2022.10--2023.02 | NUPACE | ||
| WU Ting-Yun | National Tsing Hua University, Taiwan | 2023.10--2024.08 | NUPACE |