Outline of the company

Support for clients in need.

Three S Japan Co., Ltd.
Chief Executive Officer:

Three S Japan Co., Ltd. is a group of professionals well versed in product development of drugs and other compounds, including non-clinical studies and clinical trials.
We are not just a consultant agency to give advice to clients. We perform our tasks of meeting clientsf needs by standing on a common ground with them. This is the attitude needed in the time of growing demands for a shorter product development period and increasing outsourcing of business.

Our business consists mainly of the following 2 services:

  • Preparation of various documents for application (CTD) of medicines and other compounds
  • Accurate support to clientsf needs in developing medicines and other compounds by standing on a common ground with clients.

We are always ready to support clients for various stages in developing medicines, quasi-drugs, cosmetics, agrochemicals, general chemicals, medical devices and other compounds, including the processes of planning of studies, analyzing and checking of the acquired data, evaluating related documents, and preparing NDA documents, etc. Youfll never regret working with us because we will surely help you in realizing more accurate and efficient product development in a shorter period of time.


Company Name: Three S Japan Co., Ltd.
Address:Head office: Seiwa building 3F, 2-47-14 Minami-Ikebukuro, Toshima-ku, Tokyo, Japan,171-0022
Tel. +81-3-5911-7022
Fax. +81-3-5911-7028
Osaka office:
3-1-9, Hiranomachi, Chuo-ku, Osaka,Japan, 541-0046
Tel. +81-6-6232-1071
Fax. +81-6-6232-1072
Representative: President &CEO : Koichi HAGITA
Directors: Executive Directors : Noriko MATSUO
Executive Directors : Toshiyuki FUJII, Ph. D.
Established: November 1, 2006
Capital: 15 million yen


September 2007 Osaka Office was established Kobe Office was established
April 2002 Development Support Division was established in Hist Science Laboratory Co.,Ltd., and initiated services to support clients with preparation for their NDA documents.
July 2003 Development Support Division was renamed as Three S Japan.
Opened Tokyo Office.
November 2006 gThree S Japan Co., Ltd g was founded.
September 2007 Osaka Office was established.
February 2011 Kobe Office was established.

Our services