清水 映輔 / Eisuke Shimizu

Chief Executive Officer, founder (MD,PhD)

Ophthalmologist, MD and PhD. Bilingual in Japanese and English. Specialized in Dry Eye Disease. Co-founder of OUI Inc. in 2016. During medical support activities in Viet nam, discovered problems in eye care, and commercialized the Smart Eye Camera as a solution. He is also involved in basic research using animal models. Currently, project Lecturer at Department of Ophthalmology, Keio University School of Medicine.

中山 慎太郎 / Shintaro Nakayama

Chief Operating Officer

Graduated from Hitotsubashi University Faculty of Law. Former COO/Vice President of Cross Fields. Experience in infrastructure projects in developing countries for 10 years in Japan International Cooperation Agency (JICA) and Mitsubishi Corporation, Joined OUI Inc. from 2019. Speaks 4 languages: Japanese/English/Spanish/French. Currently, researcher at Department of Ophthalmology, Keio University School of Medicine.

丹治 信 / Makoto Tanji

Chief AI engineer (PhD)

D. in Engineering from the University of Tokyo. Engaged in research on natural language processing and information visualization as a researcher at the Center for Structuring Knowledge, The University of Tokyo; worked as a web and machine learning engineer at Wantedly, Inc. and joined OUI Inc. in 2019. He is a researcher at the Department of Ophthalmology, School of Medicine, Keio University.

鹿嶋 一成 / Issei Kashima

Sales Manager

Graduated with International Business major from Augsburg College (MN, USA). Study abroad term at Sophia University (Tokyo, JP) Former sales in SoftBank Corp., 5 years experience in International Sales, Joined OUI Inc. from 2019. He is also a professional ice-hockey player of the Yokohama GRITS (#13)

佐藤 奈緒子 / Naoko Sato

Business Strategy Manager

Graduated from Gakushuin Women's College. After working for a major travel agency in corporate sales (mainly overseas tours and overseas expansion support) and stationed in Ho Chi Minh City, Socialist Republic of Vietnam, she joined OUI Inc. in 2020.

横岩 良太 / Ryota Yokoiwa

Chief Hardware Engineer

D. in Design Engineering from Kyoto Institute of Technology. He has worked in digital fabrication at FabLab Setagaya and TechShop Japan, Inc. and joined OUI Inc. in 2020.

濱島 尚人 / Naoto Hamashima

Business Development Manager

Graduated from Cornell University. After working for IT planning division at a Japanese SIer and a foreign logistics company, currently works for Salesforce.com. In 2020, he joined OUI Inc. He is also a professional ice-hockey player of the Yokohama GRITS (#51) and the Chief Operating Officer of ABeatus Inc.

小山 恵蓮 / Helene Koyama

Public Relations Manager

Graduated from Sophia University. Bilingual in Japanese and French. After working in marketing at Cybozu, Inc., she launched and supported public relations for several startups. She joined OUI Inc. in 2020.

縣 直道 / Naomichi Agata

Sub-chief AI engineer

M.S. (Engineering) from Keio University. Engaged in service development as a backend engineer and machine learning engineer at Wantedly Inc. and Henry Co. He joined OUI, Inc. in 2020.

石川 敬規 / Toshiki Ishikawa

Sub-chief AI engineer

Graduated from Keio University, Faculty of Science and Technology. He was engaged in the development, maintenance, and operation of securities settlement systems at Goldman Sachs Japan Services Co. He is a Kaggle Competition Master and a researcher at the Department of Ophthalmology, Keio University School of Medicine.

豊澤 彩乃 / Ayano Toyosawa

Responsible for East Africa

Graduated from the Japan Women's College of Physical Education, and after 2 years in Uganda as a JICA Overseas Cooperation Volunteer, she worked in education in East Africa after teaching and social experience in Japan. She joined OUI Inc. in 2022.

戸澤 小春 / Koharu Tozawa

Business Associate

Currently a student at the Faculty of Environment and Information Studies, Keio University. Her second language is Korean (Chosun), and she has passed the Korean Language Proficiency Test TOPIK Level 6. She has been working at OUI Inc. since 2021.

Rohan Jeetendra Khemlani

Research Associate (MD)

Dr. Rohan is a culturally diverse medical professional, born to Indian parents and raised in both Russia and Japan. He attended Semmelweis University's English Medical program in Budapest, Hungary. With a strong interest in genetics, immunology, big data, and AI-driven analysis, Dr. Rohan brings a broad perspective to the medical device start-up team. As an extroverted people-person, his unique background and linguistic abilities in English, Russian, and Hindi have honed his communication skills, making him a great communicator and valuable team member.

西村 裕樹 / Hiroki Nishimura

Research Associate, Certified Orthoptist (MSc)

Graduated from Teikyo University, Faculty of Medical Technology. Master of Optometry and Master of Optometry. As a researcher at Teikyo University, Faculty of Medical Technology, he was involved in a wide range of research fields including refraction, visual field, and gaze analysis, focusing on basic research on digital devices using smart phones. He joined OUI Inc. in 2023. He is a researcher at the Department of Ophthalmology, Keio University School of Medicine.

中原 楊 / Yo Nakahara

Intern / Keio University School of Medicine

Trilingual in Japanese, Chinese and English. Currently a student at Keio University School of Medicine. After working as an engineer and new business development intern at a digital health venture company, he is currently conducting research on medical AI at the Department of Augmented Intelligence at Keio University School of Medicine (MD-PhD) and has joined OUI Inc. as a research assistant.

小島 祐依 / Yui Kojima

Intern / Nippon Medical School

Currently a medical student at Nippon Medical School. Aiming to become a doctor who can transform her clinical, research, and business activities, he studied medical business in an entrepreneurial organization while conducting research in a university laboratory.She joined OUI Inc. as an intern in 2022.

石丸 莉奈 / Rina Ishimaru

Intern / Keio University School of Medicine

Currently a student at Keio University School of Medicine. While studying basic medical science at the university, he joined an entrepreneurial organization and a financial organization at the University of Tokyo to learn about business startups and business. She joined OUI Inc. as an intern in 2021.