Masaru ISHII, M.D., Ph.D. was graduated from the Osaka University Medical School in 1998 and then worked as a physician specializing in rheumatology and internal medicine. He studied in the National Institutes of Health as a Human Frontier Science Program research fellow (2006-2008), as a laboratory chief in the Immunology Frontier Research Center (2008-2013), and then appointed as a full Professor and Chair of the Department of Immunology and Cell Biology, Graduate School of Medicine, The University of Osaka since 2013. The bulk of his studies have so far elucidated the dynamic behaviors of immune cells, especially focusing on tissue-associated macrophages in various organs such as bone/joint, lung and liver, by using intravital multiphoton imaging that he has originally developed. He is currently serving as a Chair of the Immunopharmacology Committee of IUPHAR as well as a co-opted member of the IUPHAR Executive Committee.