Shumpei Ishikawa is a Professor in the department of Molecular Preventive Medicine, University of Tokyo, Japan. He graduated from Faculty of Medicine, the University of Tokyo in 2000, and received his PhD degree in Pathology from the University of Tokyo in 2004. His research has focused on pathology & genomics in human diseases. Through international collaboration, he published the first draft map of human copy number variation(CNV) in 2006. Currently, his main focus is genomics and immunogenomics of stomach cancer. He discovered RHOA driver mutations, which specifically occurr in diffuse-type gastric carcinoma. Most recently he is working at machine learning analysis of cancer histopathology image and its correlation to genomic features.