Company
nameRepresentative

Contact
Telephone

KYORIN Holdings, Inc.
Masahiro Yamashita, Representative
Director, President(Securities Code: 4569, TSE 1st Sec.)
Shuji Miyaki, Director, Corporate
Communication
03-3525-4707

Signing of Co-marketing Agreement for multi-purpose disinfectant cleaner RUBYSTA®
TOKYO, Japan (February 12, 2015) - Kyorin Pharmaceutical Co., Ltd. (Head office: Chiyoda-ku, Tokyo,
Representative Director, President and Chief Executive Officer: Mitsutomo Miyashita, “Kyorin”), a wholly
owned subsidiary of Kyorin Holdings, Inc. and Yoshida Pharmaceutical Co., Ltd. (Head office: Nakano-ku,Tokyo, President: Shunsuke Yoshida, “Yoshida Pharmaceutical”) have signed an agreement on theco-marketing of multi-purpose disinfectant cleaner RUBYSTA®.
Currently, Kyorin is marketing this product in cooperation with KYORIN Medical Supply Co., Ltd. (Headoffice: Shinjuku, Tokyo, Representative Director and President: Satoru Kanai), and through the signing ofthis agreement, Kyorin will continue the sales of this product, and at the same time also supply thisproduct to Yoshida Pharmaceutical. From April 2015, Kyorin and Yoshida Pharmaceutical will start joint
sales activities that are targeted at medical institutions.
KYORIN Group focuses on the increased importance of daily infection control in medical institutions,and since 2011 we have been actively working in the environmental hygiene business for contributing to
medical needs and people’s health by controlling infections in medical environments.
Since the launch of this product in July 2012, it has been used as a product for daily hygienic control in
medical institutions, for cleaning and disinfecting surfaces that patients and healthcare professionals often
touch with their hands, surfaces of medical devices, equipment and instruments, places with a risk ofinfection due to contamination with, for instance, blood or waste, and its use has been steadily increasing.
Moreover, recently the importance of daily hygienic control for preventing infections with and the
spreading of pathogenic organisms is increasing. Therefore, this product is not only used by medicalinstitutions, but also by various other institutions such as care facilities, educational facilities, and publicfacilities, and many of our clients have highly valuated the excellent features of this product.
Under these circumstances, Kyorin wants to accelerate and maximize the dissemination of this productto medical institutions through cooperative marketing of this product together with Yoshida Pharmaceutical,
which has strength in the field of healthcare-related infection control.
The Group is developing and promoting products for hygienic control for contributing to people’s healththrough the control of various infection risks.
We will make a further announcement about the future impact of the signing of this agreement on
business performance, as soon as details on sales results have become apparent.
(Background information)◆ Company profile of Yoshida Pharmaceutical
Established : July 1950
President : Shunsuke Yoshida
Sales volume : 9.8 billion yen (fiscal year 2013)
Number of employees : 218 (as of December, 2013)
Company outline : Since its inception Yoshida Pharmaceutical has been a company specializing in themanufacture of Japanese pharmacopoeia drugs. Besides mainly producing andselling prescription drugs, this company also focuses on the importance of hospital
infection control in modern medical practice, and has expended its business to thedevelopment of excellent bactericidal disinfectants and sterile formulations.

Multi-purpose disinfectant cleaner “RUBYSTA®”■ Product name and ingredients
Product nameMulti-purpose disinfectant cleaner RUBYSTA®

Main ingredient

Potassium hydrogen peroxomonosulfate■ Bactericidal action of Multi-purpose disinfectant cleaner RUBYSTA®
Through continuous reaction of the main ingredient potassium hydrogen peroxomonosulfate andother ingredients, in the prepared solution hypochlorous acid is generated in a sustained manner.
The oxidizing properties of hypochlorous acid exert a bactericidal effect through oxidative
degradation of bacterial cell membranes and viral proteins.
■ Product features(1) Excellent disinfection performance(2) Enables disinfection and cleaning in 1 step(3) Can be used for a wide range of applications such as surfaces in the imminent environment (e.g.
around the bed, or toilet) as well as the surface of instruments and equipment(4) Almost no chlorine smell(5) Preparation that has only very little impact on metals and plastic(6) The storage life of this solution is indicated by a change in color■ Applications and usage
Applications●Multi-purpose disinfectant cleaner of surfaces that one often touches with one’s hands in daily life
・doorknobs, desks, furniture, area around the bed, switches, etc.
・toilet bowls, toilet seats, flushing levers, bathroom faucets, etc.
・floor, railings, etc.
●Disinfectant and cleaner of the surface of medical devices, equipment and instruments
Usage
Multi-purpose disinfectant cleaner RUBYSTA® is dissolved in tap water, and the prepared solution
is immersed on the wipe that comes with this product, and used for wiping surfaces in the imminentenvironment and the surface of equipment.