Toyobo Co., Ltd. (東洋紡績株式会社 Tōyōbōseki Kabushiki-gaisha) is one of Japan's top makers of fibres and textiles, including synthetic fibres (polyester, nylon and acrylics) and natural fibres, such as cotton and wool.
Hisamitsu Pharmaceutical Co., Inc. (久光製薬株式会社 Hisamitsu Seiyaku Kabushiki-gaisha), headquartered in Saga and Tokyo, Japan is a pharmaceutical company that develops and markets prescription and over-the-counter drug (OTC) products, especially external pain
Chugai Pharmaceutical Co., Ltd. (中外製薬株式会社 Chūgai Seiyaku Kabushikigaisha) is a subsidiary drug manufacturer operating in Japan controlled by Hoffmann–La Roche, which owns 62% of the company as of 30 June 2014. Prior to Roche's takeover in 2002, Chugai was
Takeda Pharmaceutical Company Ltd (武田薬品工業株式会社 Takeda Yakuhin Kōgyō Kabushiki-gaisha) is the largest pharmaceutical company in Asia and one of the top 20 largest pharmaceutical companies in the world by revenue. The company has over 30,000 employees worldw