Corporate History

A Half Century of Technical Development and Trust

[1963-]

1963
  • Taiho Pharmaceutical Co., Ltd. established; Yukio Kobayashi appointed as president and representative director
  • Capital increased to ¥100 million
  • A representative from each of the 49 distributors nationwide assumes the position of Board Member
1964
  • In-house production plant established in Naruto, Tokushima Prefecture
  • Nine new offices established throughout Japan, centered around the head office in Tokyo, as sales bases
  • Thiovita Drink launched
1965
  • Capital increased from ¥100 million to ¥200 million
1969
  • License with the Soviet Union to introduce Futraful in Japan
1971
  • Tokushima Plant (Lyophilized formulation plant ) completed in Tokushima
1976
  • Business alliance formed with Nichiban Co., Ltd., with equity participation by Taiho Pharmaceutical
1977
  • Employee welfare facility Otsuka Amagi Mountain Villa completed
1978
  • Business alliance formed with Kotai Kasei Co., Ltd., with equity participation by Taiho Pharmaceutical
  • GMP-compliant injection drug plant completed within the Tokushima Plant; full plant integration also completed
1979
  • Solmack launched

[1980-]

1980
  • GLP-compliant Development Laboratory and Safety Laboratory completed in Tokushima
1985
  • Kotai Kasei head office plant (100% financed by Taiho Pharmaceutical) completed in Saitama Prefecture; Kodama Laboratory established on the plant premises
1986
  • Head office moved to new building in Kanda, Chiyodaku, Tokyo
1987
  • Synphar Laboratory established in Alberta, Canada
1989
  • Formulation Research Laboratory established at the Tokushima Plant
1990
  • Drug Discovery Center, Seminar and Training Center, and Computer Center completed in Saitama
  • Taiho Pharmaceutical purchases equity and participates in management of Shinsen Iyaku Co., Ltd.
1991
  • Okayama Plant completed in Okayama
1992
  • Name of Shinsen Iyaku Co., Ltd. changed to Okayama Taiho Pharmaceutical Co., Ltd.
  • Kotai Kasei changed name to Taiho Fine Chemical
1995
  • Taiho Fine Chemical merges with Taiho Pharmaceutical and starts operating as Saitama Plant
1997
  • Japanese and international GMP-compliant plant for new investigational drugs opens
  • Clinical Research USA Office established in New York

[2000-]

2001
  • Yukio Kobayashi becomes chairman and representative director of Taiho Pharmaceutical
  • Toru Usami becomes president and representative director of Taiho Pharmaceutical
2002
  • Taiho Pharma U.S.A., Inc. (now Taiho Oncology, Inc.) established in New Jersey in the U.S.
2003
  • Inuyama Plant in Aichi Prefecture starts operations
2004
  • Taiho Pharmaceutical signs a licensing agreement for new antiemetic palonosetron with Helsinn Healthcare SA (Switzerland)
2005
  • Taiho Pharmaceutical signs a licensing agreement for anticancer agent Abraxane with American BioSciences Inc. (at the time of the agreement)
2007
  • Annex to the head office completed
  • New solid dosage manufacturing plant completed at the Tokushima Plant.
2008
  • Otsuka Holdings established
  • Taiho Pharmaceutical of Beijing Co., Ltd., established
2009
  • Taiho Pharmaceutical acquires Tsukuba Research Institute from Banyu Pharmaceutical Co., Ltd
2011
  • Taiho Pharma Singapore Pte. Ltd. (now TAIHO PHARMA ASIA PACIFIC PTE. LTD.) Established
2012
  • Masayuki Kobayashi becomes president and representative director
  • License agreement for anti-allergy drug bilastine signed with Spain-based Faes Farma S.A.
2013
  • Kitajima Plant completed in Tokushima Prefecture
  • Agreement signed on transfer of Astellas' fermentation research-related assets to Taiho
2015
  • Co-promotion agreement concluded with Meiji Seika Pharma Co., Ltd. for Bilanoa.
2016
  • TAIHO VENTURES, LLC established in California in the U.S.
  • CTM Building (clinical trial materials manufacturing facility) completed at the Kitajima Plant
  • TAIHO PHARMA CANADA, INC. established in Canada
2017
  • Taiho Pharmaceutical Concludes Option and License Agreement with Arcus Biosciences
  • Taiho Pharmaceutical Signs a Co-promotion Agreement with Janssen Pharmaceutical K.K. for Guselkumab, a Human Anti-interleukin (IL)-23 Monoclonal Antibody, in Japan
2018
  • HP building (Highly Potent Pharmaceutical Ingredients) completed at Saitama Site
2019
  • Taiho Innovations, LLC, (now TAIHO INNOVATIONS LTD.) established in Japan
  • North American commercialization rights for INQOVI transferred from Otsuka Pharmaceutical Co., Ltd.
  • Licensing agreement concluded with Cullinan Pearl Corp., operated by Cullinan Oncology, Inc. (at the time of the agreement), in the United States.

[2020-]

2020
  • Taiho Pharmaceutical entered into a strategic oncology alliance agreement with Astex Pharmaceuticals, Inc. and Merck & Co., Inc., Kenilworth, N.J., U.S.A.
2021
  • Taiho Oncology Europe GmbH established in Zug, Switzerland.
  • New headquarters building completed.
2022
  • Taiho Pharmaceutical and Cullinan Oncology announce strategic collaboration to jointly develop and commercialize CLN-081/TAS6417 and Taiho’s acquisition of Cullinan Pearl
2024
  • Established ARIRGE Co., Ltd., a new company to address social issues related to cancer
2025
  • Taiho Pharmaceutical to Acquire Next-Generation ADC Drug Discovery Company Araris Biotech