In April 2005, Dr. Mashima was appointed Director of R-Tech Ueno, and has been in his current position since June 2009.  Previously, as associate professor of Department of Ophthalmology, School of Medicine, Keio University, Dr. Mashima specialized in molecular biology of hereditary eye disorders (i.e. corneal disorders, retinal disorders, Leber's herediary optic neuropathy and glaucoma). Since the identification of the glaucoma gene Myocillin in 1997, a path has been opened to the creation of safe and reliable treatments specific to the diagnoses of individual genetics, in other words, custom-made treatments for patients are now a possibility. Glaucoma is the first leading cause of blindness not just in Japan, but the world, and the advances made in part through Dr. Mashima's research into it have garnered him a Medical Research grant from the Japan Medical Association in 2004. The association also recognized Dr. Mashima for his medical contribution of ophthalmic field in 2001. Since he joined R-Tech Ueno, Dr. Mashima has emphasized the development of new drugs that target ophthalmic diseases with no comprehensively effective cures with the Research & Development Division, which facilitates the exchange of shared research discoveries made in various research capacities throughout universities in and outside of Japan. Dr. Mashima also contributed actively to marketing & promotion as Medical Director.
His mission is to lead R-Tech Ueno as a specialized global pharmaceutical company for ophthalmic and dermatic fields from the point of medical affairs.

Dr. Mashima graduated from the medical school at Keio University in 1980. He studied at Bascom Palmer Ophthalmologic Research Lab at Miami University from 1981 to 1983, with renowned Prof. George Inana, under whose instruction he was able to work on molecular genetics of vision. He has authored 425 papers, introductions and other writings.

In 1989, Mr. Hayashi participated in the research and development of glaucoma and ocular hypertension drug Rescula® Eye Drops, R-Tech Ueno's core product. He was involved in physicochemical characterization, specification and stability of the project. He also contributed to establish manufacturing plants for investigational drug and commercial production. In August 2003, he became senior manager of Drug Product Manufacturing and has been engaged as director of Pharma Chemical Division (Drug Substance and drug product Manufacturing, Quality Control & Quality Assurance) since July 2006. He is eager to add more values to the company with his wide range of knowledge and long experience in drug manufacturing.

Faculty of Agriculture, Ehime University graduate.

Mr. Homma was registered as attorney at law and joined the Law offices of Nasu (now Law offices of Nasu & Homma) in 1997, then he became partner in 2002.
Belonging to Japanese association of Turnaround Professionals, he has been working on corporate reorganization cases. He became outside Board Director for R-Tech Ueno, Ltd. in June 2009.

Faculty of Law, The University of Tokyo graduate.

After joining The Long-Term Credit Bank of Japan (now Shinsei Bank), Mr. Seo became General Manager of Planning Division. He worked for NEC Corporation as General Manager of Corporate Finance Division, General Manager of Affiliate Company Division and Corporate Auditor. He was appointed to a Corporate Auditor of R-Tech Ueno in June 2011.

Economics Department, The University of Tokyo graduate.

Certified Public Accountant. At Tohmatsu-Aoki Audit Corporation (Deloitte Touche Tohmatsu) in Tokyo, Mr. Asada played roles as Representative Partner, Tokyo Area Managing Partner, and Chairman of Management Committee etc. In July 2004, he established Eiji Asada Accounting Firm while serving as Auditor for numerous large corporations including Sumitomo Metal Industries, Ltd. Eiji Asada was appointed as R-Tech Ueno's outside Auditor in July 2006.

Economics Department of Yokohama National University, graduate.

Attorney. In 1991, Mr. Taguchi joined the Law offices of Abe, Ikubo and Katayama, and became partner in 1998. He has become outside Auditor for R-Tech Ueno since June 2006.

Law School of Kyoto University graduate.