Making researchers happy!

We support your research through DX support for drug discovery research, patent and pharmaceutical R&D intelligence, and chemical management.

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Your Trusted Lab DX Partner

Who We Are

Patcore is a leading vendor of cheminformatics software and services in Japan. As a trusted partner in laboratory digital transformation, we excel in drug discovery informatics and EHS (Environment, Health, and Safety) management applications. Our clientele includes top Japanese pharmaceutical companies, bio-ventures, chemical companies, and public research institutions. We specialize in delivering advanced informatics solutions tailored to drug discovery and chemical research needs. As the Japanese distributor for industry leaders such as Chemaxon and Altoris, as well as for Excelra in India and Certara in the United States, we bring the latest technologies and expertise to our clients.


Our Services

We offer advanced cheminformatics and bioinformatics solutions, along with EHS-related applications. Our comprehensive services include application implementation, customization, training, and maintenance, ensuring seamless integration and optimal performance for our clients.



Our team comprises drug discovery informatics and chemical management experts, ensuring you receive top-tier support and guidance.



We are committed to staying at the forefront of technology and continuously evolving our solutions to meet the changing needs of the industry.


Customer Focus

Your success is our priority. We work closely with each client to understand their unique challenges and provide tailored solutions to address them effectively.




Patcore, Inc.

Sapia Tower 26F, 1-7-12 Marunouchi, Chiyoda-ku, Tokyo 100-0005 Japan


20 million yen
2003 February

Akihiro Nakamura
Fumiaki Aruga, MBA
Mamoru Okawa
Tadataka Nagashima

Ryoko Yamamoto

Susumu Takano

Hiroshi Nara, Ph.D.

President and CEO
President and COO

Group CFO


Scientific Adviser

Make researchers happy!
About us

Patcore specializes in cutting-edge drug discovery support systems. We provide state-of-the-art chemical informatics systems and solutions to enhance drug discovery efforts. Additionally, we offer powerful tools to support chemical compliance, improving compliance and efficiency in laboratories handling diverse chemicals.

Pharmaceutical and chemical companies, universities, and government agencies trust our innovative solutions. Join us in shaping the future of drug discovery.
Major Clients
Takeda, Astellas Pharma, Daiichi Sankyo, Eisai, Shionogi, Chugai, Ono, Otsuka, Taiho, Taisho, Mitsubishi Tanabe, Sumitomo Pharma, Nippon Shinyaku, Kyorin, EA Pharma, Teijin, Pharma, Kissei, PeptiDream, RaQualia, Seikagaku, Maruho, Axcelead, SEEDSUPPLY, PRISM BioLab, Chordia Therapeutics, Lion, Japan Tobacco, Ajinomoto, Kirin Holdings, Fujifilm, Mitsubishi Chemical, Sumitomo Chemical, Mitsui Chemicals, Nissan Chemical, Ishihara Sangyo, UBE, Tokyo Ohka, Sysmex, Konica Minolta, JSR, Asahi Kasei, Fujifilm Wako Pure Chemicals, Idemitsu Kosan, Fujitsu Limited, iPark Institute, Shigematsu Trading, ATTO, Namiki Shoji, AMED, RIKEN, NITE, NIHS

Corporate History

May 2022

ISO/IEC 27017 (Cloud Service Security) certified

Mar 2019

ISO 14001 (Environmental Management System) certified

Oct 2017

ISO/IEC 27001 (Information Security Management System) certified

Mar 2017

Received Japan BioVenture Award and Japan BioVenture Excellence Award

Jan 2015

Becomes a wholly owned subsidiary of Management Services Corporation (currently Q'sfix Corporation)

Nov 2012

ChemAxon Ltd. started to distribute our CRAIS series for international market.

Jun 2008

Started sale of the CRAIS series including CRAIS Registration, Assay and Browser.

Jun 2005

Commercialized the laws and regulations material check system (CRAIS Checker) based on the structural formula for the first time in Japan.

Mar 2005

Patcore has been in an agency agreement with ChemAxon Ltd. (Hungary)

Jul 2003

Patcore Inc. was founded.

Feb 2003

Discovery Partners was founded as a predecessor of Patcore.

Besides the mail form, we also accept inquiries by telephone or e-mail.


(Weekday 9:00 ~ 17:00)