2020
| Mar 30 - Apr 01 | Tetsuro Nikuni (Professor, Tokyo University of Science, Japan ) *cancelled |
| Mar 30 - Apr 01 | Shohei Watabe (Lecturer, Tokyo University of Science, Japan )*cancelled |
| Mar 23 - Mar 27 | Dominik Schenble (Professor, Stony Brook University, USA)*cancelled |
| Mar 02 - Mar 04 | Axel Pérez-Obiol (Postdoc, Kochi University of Technology, Japan) |
| Jan 27 - Feb 06 | Steve Campbell (Assistant Professor, University College Dublin, Ireland) |
2019
| Dec 02 - Dec 07 | John Goold (Assistant Professor, Trinity College Dublin, Ireland) |
| Dec 02 - Dec 07 | Mark Mitchison (Postdoctoral Researcher, Trinity College Dublin, Ireland) |
| Oct 15 - Oct 18 | Matthew Edmonds (Postdoc, Keio University, Japan) |
| July 22 - July 26 | Li Zheng (Professor, Dalian Polytechnic University, China) |
| July 01 - Aug 29 | Jason Twamley (Professor, Macquarie University, Australia) |
| May 27 - June 10 | Andreas Ruschhaupt (Lecturer, University College Cork, Ireland) |