STONY is a medical R&D company born from the unmet medical needs discovered by an active physician in the clinical setting. Our mission is to contribute to patients and healthcare professionals worldwide by identifying challenges from a clinician’s unique perspective and solving them with creative ideas and technological expertise.

Message from the CEO
Our driving force is the pure desire to help the patients right in front of us. Many challenges remain that even the latest medical technology cannot solve. We have confronted each of these challenges with unconventional thinking and the technical skill to give it form. The products born from STONY are not mere objects; they are “solutions” designed to simplify medicine and enrich the lives of patients and their families. With the dual engines of hardware and software, we will continue to create the future of medicine. – Naoyuki Ishikita, Representative Director
Our Strengths & Business Model


Clinician-Led Development
As our developer is an active physician, we always prioritize clinical practicality and safety in our product design.
Hardware x Software Synergy
We build a unique ecosystem by combining innovative medical devices (hardware) with AI (software) that maximizes their value.
Our Business Model


Focus on R&D and IP Creation
We specialize in the research and development of technologies that address unmet medical needs and in securing the results as intellectual property (patents).
Global Expansion Through Partnership
We aim to deliver our products to the world through licensing agreements with specialized manufacturing and sales partners.
Recognition & Academic Achievements
Our technology and business have been highly evaluated by third-party organizations. For a comprehensive list of publications, presentations, and other academic achievements, please visit researchmap.
Company Profile
Company Name | STONY & Co. |
Date of Incorporation | April 7, 2023 |
Representative Director | Naoyuki Ishikita, MD, PhD |
Head Office | 3910-9-3F Shibukawa, Shibukawa-shi, Gunma, 377-0007 Japan |
Lab | 1-1-4N01, Clinical Research Innovation and Education Center Tohoku University Hospital, Seiryo-machi, Aoba Ward, Sendai, Miyagi, 980-0872 JAPAN |
Capital | JPY 10,000,000 |
Corporate Number | 0700-01-040319 |
Business Purposes | ・Intellectual Property management and licensing ・Research & Development of innovative medical devices ・Development of AI-driven software solutions for healthcare ・Venture investment and business incubation |