Cercia hosted the visit by Professor Shigeyoshi Tsutsui (Hannan University, Japan), Professor Isao Hayashi (Kansai University, Japan) and Dr. Tomoharu Nakashima (Osaka Prefecture University) on 14 December 2004. In addition to informal discussions with Cercia research fellows, Professors Tsutsui and Hayashi also gave talks on evolutionary computation and neural networks, respectively.