(Invited or visiting foreign researchers of OCAMI)
| Name | Affiliation | Period | Host |
| Peter Crooks | Northeastern University, USA | 19.04/08-19.04/10 | MASUDA, Mikiya |
| Anton Ayzenberg | Higher School of Economics, Russia | 19.05/01-19.05/12 19.10/21-19.11/12 19.11/23-19.12/01 |
MASUDA, Mikiya |
| Seonjeong Park | Ajou University, Korea KAIST, Korea |
19.05/06-19.05/10 20.01.21-20.02/06 |
MASUDA, Mikiya |
| Kai Meng Tan | National University of Singapore, SGP | 19.06/13-19.06/27 | MIYACHI, Hyoue |
| Wai Yeung Lam | Brown University, USA | 19.06/28-19.07/05 | YASUMOTO, Masashi |
| Martin Sera | Chalmers University of Technology and University of Gothenburg, Sweden | 19.07/01-19.07/12 | KOIKE, Takayuki |
| Katrin Leschke | University of Leicester, UK | 19.07/01-19.07/05 | YASUMOTO, Masashi |
| Seong-Deog Yang | Korea University, Korea | 19.07/02-19.07/05 | YASUMOTO, Masashi |
| Eunjoo Lee | Soongsil University, Korea | 19.07/02-19.07/05 | YASUMOTO, Masashi |
| Wonjoo Lee | Korea University, Korea | 19.07/02-19.07/05 | YASUMOTO, Masashi |
| Hansol Jeon | Korea University, Korea | 19.07/02-19.07/05 | YASUMOTO, Masashi |
| Denis Polly | Technische Universität Wien, Austria | 19.07/03-19.07/05 | YASUMOTO, Masashi |
| Mark H. Siggers | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Seung Yeop Yang | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Byeorhi Kim | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Yonghyeon Jeon | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Yoseb Kang | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Kiwoong Kwon | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Hyobeen Kim | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Jinsoo Kim | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Sang Hoon Ha | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Dae Hyun Kwon | Kyungpook National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Jieon Kim | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Hoyoung Jeong | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Suhyeon Jeong | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Jan Kim | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Minju Seo | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Sanghoon Park | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Hyein Choi | Pusan National University, Korea | 19.07/29-19.08/02 | The 11th KOOK-TAPU Joint Seminar on Knots and Related Topics &The 13th Graduate Student Workshop on Mathematics |
| Kimball Martin | University of Oklahoma, USA | 19.07/30-19.08/08 | FURUSAWA, Masaaki |
| Naihuan Jing | North Carolina State University, USA | 19.08/05-19.08/08 | OKADO, Masato |
| Kyudong Choi | Ulsan National Institute of Science and Technology, Korea | 19.08/12-19.08/16 | ABE, Ken |
| Jae-Hoon Kwon | Seoul National University, Korea | 19.08/22-19.08/31 19.11/01-19.11/04 |
OKADO, Masato |
| Megumi Harada | McMaster University, Canada | 19.08/22-19.12/01 | MASUDA, Mikiya |
| Haozhi Zeng | Huazhong University of Science and Technology, China | 19.09/01-19.09/29 19.11/06-19.11/09 19.11/23-19.12/01 20.01/21-20.03/31 |
MASUDA, Mikiya |
| Zhang Liyou | Capital Normal University, China | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Niu Yanyan | Capital Normal University, China | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Wang, Jianfei | Huaqiao University, China | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Taiji Marugame | Institute of Mathematics, Academia Sinica, Taiwan | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Jihun Yum | Pusan National University, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Seungjae Lee | Student at Pohang University of Science and Technology, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Jeongmin Ha | Pusan National University, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Kang-Hyurk Lee | Gyeongsang National University, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Jong-Do Park | Kyung Hee University, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Xin Dong | University of California, USA | 19.09/06-19.09/09 | KOIKE, Takayuki |
| Taeyong Ahn | Inha University, Korea | 19.09/06-19.09/09 | KOIKE, Takayuki |
| John Nicolas Treuer | University of California Irvine, USA | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Choi Young-Jun | Pusan National University, Korea | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Hoseob Seo | Seoul national university, Korea | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Hyunil Choi | Pusan National University, Korea | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Rao Sheng | Wuhan University, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Zhao Xin | Capital Normal University, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Wang Zhiwein | Beijing Normal University, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Yu Guangsheng | University of Shanghai for Science and Technology, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Deng Fusheng | University of Chinese Academy of Sciences, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Wu, Jingcao | Fudan University, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Chengchen Zhong | Capital Normal University, China | 19.09/06-19.09/10 | KOIKE, Takayuki |
| Dorey Patrick | Durham University, UK | 19.09/07-19.09/22 | ITOYAMA, Hiroshi |
| Kostov Ivan | IPhT, CEA-Saclay | 19.09/07-19.09/22 | ITOYAMA, Hiroshi |
| Yanbo Fang | Paris Diderot University, France | 19.09/08 | KOIKE, Takayuki |
| de Gier Jan | University of Melbourm,Australia | 19.09/08-19.09/13 | ITOYAMA, Hiroshi |
| Essler Fabian | Oxford University,UK | 19.09/08-19.09/14 | ITOYAMA, Hiroshi |
| Petrov Leonid | University of Virginia,USA | 19.09/08-19.09/14 | ITOYAMA, Hiroshi |
| Prosen Tomaz | University of Ljubljana,Slovenia | 19.09/08-19.09/14 | ITOYAMA, Hiroshi |
| Stephan Jean-Marie | Institut Camille Jordan,France | 19.09/08-19.09/14 | ITOYAMA, Hiroshi |
| Doyon Benjamin | King's College London,UK | 19.09/08-19.09/15 | ITOYAMA, Hiroshi |
| le doussal pierre | ecole normale superieure,France | 19.09/08-19.09/16 | ITOYAMA, Hiroshi |
| Chen Jyong-Hao | ISSP; ETHZ | 19.09/08-19.09/17 | ITOYAMA, Hiroshi |
| Anatol Kirillov | 19.09/08-19.09/20 | ITOYAMA, Hiroshi | |
| Göhmann Frank | Bergische Universität Wuppertal,Germany | 19.09/08-19.09/20 | ITOYAMA, Hiroshi |
| Bourgine Jean-Emile | KIAS,Korea | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| JOBE SHEIKH OMAR | KOMBO TECHNOLOGY AND BUSINESS INSTITUTE | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Kluemper Andreas | Wuppertal University,Germany | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Mandar Diana | Jakarta State University,Indonesia | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Pearce Paul | University of Melbourne,Australia | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Ravanini Francesco | University of Bologna,Italy | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Sawaneh Yusuf | kombo technology and business institute | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Serban Didina | IPhT Saclay | 19.09/08-19.09/21 | ITOYAMA, Hiroshi |
| Mironov Andrey | Lebedev Physics Institute and ITEP, Moscow | 19.09/08-19.09/22 | ITOYAMA, Hiroshi |
| Baseilhac Pascal | Institut Denis Poisson | 19.09/09-19.09/14 | ITOYAMA, Hiroshi |
| Wheeler Michael | University of Melbourne,Australia | 19.09/09-19.09/14 | ITOYAMA, Hiroshi |
| Zhang Hong | National Taiwan Normal University,Taiwan | 19.09/09-19.09/14 | ITOYAMA, Hiroshi |
| Batchelor Murray | Australian National Unibersity,Australia | 19.09/09-19.09/17 | ITOYAMA, Hiroshi |
| Garbali Alexandr | University of Melbourne,Australia | 19.09/09-19.09/20 | ITOYAMA, Hiroshi |
| VU Dinh-Long | Ipht Saclay | 19.09/09-19.09/20 | ITOYAMA, Hiroshi |
| pasquier vincent | Ipht Saclay | 19.09/09-19.09/20 | ITOYAMA, Hiroshi |
| Ahn Changrim | Ewha Womans University,Korea | 19.09/10-19.09/18 | ITOYAMA, Hiroshi |
| Bazhanov Vladimir | Australian National University,Australia | 19.09/14-19.09/20 | ITOYAMA, Hiroshi |
| Lamers Jules | University of Melbourne,Australia | 19.09/16-19.09/20 | ITOYAMA, Hiroshi |
| Tateo Roberto | University of Turin,Italy | 19.09/16-19.09/21 | ITOYAMA, Hiroshi |
| Michael Wiemeler | Muenster, Germany | 19.09/17-19.09/20 | MASUDA, Mikiya |
| Taras Panov | Moscow State University, Russia | 19.10/29-19.11/23 | MASUDA, Mikiya |
| Ivan Limonchenko | Higher School of Economics, Russia | 19.10/30-19.11/03 19.11/13-19.11/17 19.11/23-19.11/24 |
MASUDA, Mikiya |
| Eunjeong Lee | IBS-CGP, Korea | 19.11/05-19.11/09 20.02/02-20.02/06 |
MASUDA, Mikiya |
| Jongbaek Song | KIAS, Korea | 19.11/05-19.11/09 | MASUDA, Mikiya |
| John Shareshian | University of Washington, USA | 19.11/05-19.11/09 | MASUDA, Mikiya |
| Jaehyun Hong | KIAS, Korea | 19.11/05-19.11/10 | MASUDA, Mikiya |
| Dong Youp Suh | KAIST, Korea | 19.11/05-19.11/17 | MASUDA, Mikiya |
| Rade Živaljević | Mathematical Institute SANU, Serbia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Đorđe Baralić | Mathematical Institute SANU, Serbia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| V. Uma | Indian Institute of Technology Madras, India | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Svejetlana Terzic | University of Montenegro, Montenegro | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Grigory Solomadin | Nikol'skii Mathematical Institute RUDN, Moscow, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Elizaveta Zhuravleva | Moscow State University, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Indria Zeinikesheva | Moscow State University, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Semen Abramyan | Moscow State University, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Georgy Chernykh | Moscow State University, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Alexey Rukhovich | CAS, SkolTech University, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Roman Krutowski | Higher School of Economics, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Vladislav Cherepanov | Higher School of Economics, Russia | 19.11/13-19.11/17 | MASUDA, Mikiya |
| Erez Lapid | Weizmann Institute of Science, Israel | 19.11/20-19.11/30 | YAMANA, Shunsuke |
| Jerzy Weyman | University of Connecticut, USA | 19.11/22-19.11/30 | HASHIMOTO, Mitsuyasu |
| Laurent Stolovitch | University of Nice Sophia Antipolis, France | 19.11/28-19.12/01 | KOIKE, Takayuki |
| Josef Dofmeister | TU Munich, Germany | 19.12/01-19.12/07 | YASUMOTO, Masashi |
| Lynn Heller | Leibniz Universitat Hannover, Germany | 19.12/01-19.12/07 | YASUMOTO, Masashi |
| Thomas Raujouan | Universite de Tours, France | 19.12/01-19.12/07 | YASUMOTO, Masashi |
| Eduardo Mota Sanchez | University College Cork, Ireland | 19.12/01-19.12/14 | YASUMOTO, Masashi |
| Yunhyung Cho | Sungkyunkwan Univ, Korea | 19.12/26-20.01/05 20.02/03-20.02/17 |
MASUDA, Mikiya |
| Barenghi Carlo | Newcastle University, UK | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Eltsov Vladimir | Aalto University, Finland | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Barquist Collin S. | University of Florida, USA | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Gasenzer Thomas | University Heiderberg,Germany | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Golov Andrei | University of Manchester,UK | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Guo Wei | Florida State University,USA | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Helmerson Kristian | Monash University,AUS | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| La Mantia, Marco | Charles University,Czech Republic | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Navon Nir | Yale University,USA | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Nazarenko Sergey V. | Université Côte d'Azur,French | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Rostworowski Andrzej | Jagiellonian University,Poland | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Shin Yong-il | Seoul National University,Korea | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Skrbek Ladislav | Charles University,Czech Republic | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Tsepelin Viktor | Lancaster University,UK | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Varga Emil | University of Alberta,Canada | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Vilesov Andrey | University of Southern California,USA | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Williamson Lewis | Lancaster University,UK | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Way Benson | Universitat de Barcelona,Spain | 20.01/07-20.01/09 | TSUBOTA, Makoto |
| Ming-Lun Hsieh | Academia Sinica, Taiwan | 20.01/15-20.01/20 | YAMANA, Shunsuke |
| Xiaohuan Mo cancelled by the influence of COVID-19 |
Peking University, China | 20.02/10-20.02/22 | OHNITA, Yoshihiro |
| Luca Martinazzi | University of Padova, Italy | 20.02/17-20.02/28 | TAKAHASHI, Futoshi |
| Young Jin Suh cancelled by the influence of COVID-19 |
Kyungpook National University, Korea | 20.02/17-20.02/20 | OHNITA, Yoshihiro |
| Byung Hak Kim cancelled by the influence of COVID-19 |
Kyung Hee University, Korea | 20.02/17-20.02/20 | OHNITA, Yoshihiro |
| Changhwa Woo cancelled by the influence of COVID-19 |
Pukyong National University, Korea | 20.02/17-20.02/20 | OHNITA, Yoshihiro |
| Imsoon Jeong cancelled by the influence of COVID-19 |
Pai Chai University, Korea | 20.02/17-20.02/20 | OHNITA, Yoshihiro |
| Sukmoon Huh cancelled by the influence of COVID-19 |
Sungkyunkwan University, Korea | 20.02/17-20.02/20 | OHNITA, Yoshihiro |
| Hyunjin Lee cancelled by the influence of COVID-19 |
Kyungpook National University, Korea | 20.02/17-20.02/23 | OHNITA, Yoshihiro |
| Gabriele Mancini | University of Roma, ``La Sapienza", Italy | 20.02/18-20.02/22 | TAKAHASHI, Futoshi |
| Amit Tulshiram Kharat cancelled by the influence of COVID-19 |
Dr. D. Y. Patil Medical College,India | 20.03/02-20.03/10 | OHNITA, Yoshihiro |
| Albert Chern cancelled by the influence of COVID-19 |
TU Berlin, Germany | 20.03/02-20.03/10 | OHNITA, Yoshihiro |
| Jun Zhang cancelled by the influence of COVID-19 |
University of Michigan, Ann Arbor, USA | 20.03/02-20.03/10 | OHNITA, Yoshihiro |
| Tapio Simula cancelled by the influence of COVID-19 |
Swinburne University of Technology, Australia | 20.03/02-20.03/06 | TSUBOTA, Makoto |
| Dohyun Kim cancelled by the influence of COVID-19 |
National Institute for Mathematical Sciences, Korea | 20.03/03-20.03/07 | TSUBOTA, Makoto |
| Ionut Danaila cancelled by the influence of COVID-19 |
University of Rouen, France | 20.03/03-20.03/06 | TSUBOTA, Makoto |
| Feng Luo cancelled by the influence of COVID-19 |
Rutgers University, USA | 20.03/03-20.03/09 | OHNITA, Yoshihiro |
| Chuu-Lian Terng cancelled by the influence of COVID-19 |
UC Irvine, USA | 20.03/03-20.03/09 | OHNITA, Yoshihiro |
| Na Lei cancelled by the influence of COVID-19 |
Dalian University of Technology, China | 20.03/03-20.03/10 | OHNITA, Yoshihiro |
| Franz Pedit cancelled by the influence of COVID-19 |
University of Massachusetts Amherst, USA | 20.03/03-20.03/10 | OHNITA, Yoshihiro |
| Ulrich Pinkall cancelled by the influence of COVID-19 |
Technische Universität Berlin,Germany | 20.03/03-20.03/16 | OHNITA, Yoshihiro |
| Denis Polly cancelled by the influence of COVID-19 |
TU Wien, Austria | 20.03/04-20.03/10 | OHNITA, Yoshihiro |
| Léo HAHN LECLER cancelled by the influence of COVID-19 |
, Germany | 20.03/04-20.03/06 | TSUBOTA, Makoto |
| Sebastian Heller cancelled by the influence of COVID-19 |
Leibniz Universität Hannover, Germany | 20.03/05-20.03/14 | OHNITA, Yoshihiro |
| S. Paul Smith | University of Washington, USA | 20.03/05-20.03/31 | KANDA, Ryo |
| Theo Raedschelders | Free University of Brussels, Belgium | 20.03/09-20.03/27 | KANDA, Ryo |
| Alexandru Chirvasitu cancelled by the influence of COVID-19 |
University at Buffalo, USA | 20.03/20-20.03/26 | KANDA, Ryo |
| Guisong Zhou cancelled by the influence of COVID-19 |
Ningbo University, China | 20.03/22-20.03/27 | KANDA, Ryo |
| Pablo Diaz Benito cancelled by the influence of COVID-19 |
Universidad de Zaragoza, Spanish | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| Kimyeong Lee cancelled by the influence of COVID-19 |
Korea Institute for Advanced Study, Korea | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| Seok Kim cancelled by the influence of COVID-19 |
Seoul National University, Korea | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| Sanjaye Ramgoolam cancelled by the influence of COVID-19 |
Queen Mary University of London, United Kingdom | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| Chuan-Tsung Chan cancelled by the influence of COVID-19 |
Tunghai University, Taiwan | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| Luca Lionni cancelled by the influence of COVID-19 |
IMAPP, Radboud University, Netherlands, French | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
| V. P. Nair cancelled by the influence of COVID-19 |
The City College of New York, USA | 20.03/26-20.03/28 | ITOYAMA, Hiroshi |
