The Institute of Statistical Mathematics (ISM) is a national research institute focussing on the theory and applications of statistics and data science. The Institute is located in Tachikawa, Tokyo. They host a range of symposiums bringing together international researchers on a variety of statistical problems. Robert Clark was an invited speaker at their January 2016 Symposium on Environmental Statistics, along with other researchers including Louis-Paul Rivest (Université Laval, Québec City, Canada), Alan Welsh (ANU) and Shogo Kato (ISM). Robert spoke about modelling the relationship between leaf chemistry and koala population density, which was joint work with Dr Kara Youngentob of ANU.