Dr. Masamitsu Maekawa is an Associate Professor at Tohoku University. He graduated from the Faculty of Pharmaceutical Sciences, Tohoku University (2003-2007), with a bachelor’s degree in 2007, and from the Graduate School of Pharmaceutical Sciences, Tohoku University (2007-2009), with a Master’s degree in 2009. Dr. Maekawa attained a PhD from Tohoku University in 2015. His research interests mainly include clinical chemistry, bio-analytical chemistry, pathophysiological analysis, clinical pharmacology, and medical pharmacy. His research skills include liquid chromatography/tandem mass spectrometry (LC/MS/MS), liquid chromatography (LC), mass spectrometry (MS), targeted metabolomics, quantitative analysis, qualitative analysis, and structural determination. His current research focuses on diagnostic biomarkers for various diseases, analysis of molecular changes in various diseases, development of a simultaneous analysis method for drugs using LC/MS/MS and the application to therapeutic drug monitoring, and the development of pharmaceutical care practical methods and the evaluation of the methods.