TOKIWA Phytochemical Co., Ltd. is one of the oldest Japanese manufacturer producing functional ingredients for pharmaceuticals, cosmetics, food additives, and functional foods. We’ve conducted our business since 1949 and the manufacturing technology for the extraction, separation, and purification of particular components of botanicals has earned us a distinguished reputation internationally. To satisfy over 2000 clients in the world, we have committed developing new products and making quality control & assurance a top priority. In the rise of interest to food safety and security, “Made in Japan” with a GMP certificate is becoming a brand in the world.

We have been using a word “Phytochemical” as our company name earliest in the world, since 1949, because we believe that phytochemicals must be becoming indispensable for human health and well-being in the 21st century. And, the word “Phytochemical” finally came to be recognized widely today.


The head quarter of TOKIWA is located in Chiba Prefecture, south east of Tokyo (60 min’s drive from downtown Tokyo / 20 min’s drive from Narita Airport). Head office, laboratory, industrial plants, and herb garden are on a spacious 40,000 m2 site. Our branch for sales and marketing is located at Nihonbashi in Tokyo where a large concentration of pharmaceutical companies is found.


Our main objective is to continue focusing on ability of plant, i.e., “Phytochemistry”, and providing high-quality, safe products by using the best materials, our extensive knowledge, and proven technology. As the phytochemical specialist, we are confident that we can meet your needs.


TOKIWA is committed to manufacturing "the finest phytochemical products with the finest technology." But our commitment to enriching people’s lives goes far products alone, to include consumer education in the importance and benefits of plants as natural alternatives in meeting the challenges of the 21st century.

That is because, in today’s rapidly changing society, those benefits do not stop with outstanding efficacy in healing sickness, but include preventing disease and keeping people healthy. It is just part of the TOKIWA tradition of answering consumer needs with new technology, products and ideas in building a brighter, healthier tomorrow.


Head Office / Factory

158 Kinoko, Sakura-shi, Chiba, 285-0801
TEL:+81-43-498-0007 / FAX:+81-43-498-0561

Head Office / Factory

Tokyo Sales Office

Nihonbashi-Uchiyama Bldg. 6F, 4-4-16 Nihonbashi Honcho Chuo-ku, Tokyo, 103-0023
TEL:+81-3-5200-1251 / FAX:+81-3-5200-1256
Representative : Jin Tatsuzaki, President
Employees : 120
Establishment : October 8th, 1949
Capital : JPY77,500,000
Bankers : The Chiba Bank Ltd., The Bank of Tokyo-Mitsubishi UFJ,Ltd.


Japan Sana Co., Ltd.


We are a member of;
Japan Bulk Pharmaceutical Manufacturers Association,
The Pharmaceutical Manufacturers' Association of Tokyo
Tokyo Crude Drugs Association,
Japan Food Additives Association,
Japan Health Food & Nutrition Food Association


TOKIWA always makes an effort to supply the excellent and the best products in the factory. And also, all of our employee who produce them seriously, composedly and carefully keep on making an effort it.

Quality control Division manages quality of products carefully and strictly. We must obey GMP standard for obedience with compliance. Also, we must obey not only compliance and also traceability of ingredients, “Positive List System for Agricultural Chemical Residues in foods”. So, we will take you the excellent quality and more safely product. In addition, TOKWIA regularly audit them in order to ensure these standards.

TOKIWA provide training and education for employees in order to promote awareness among them in terms of appropriate responsibility and dignity, and to produce the excellent quality products by the superior technology in the market. Specially, we focus on supplying facility safety and facility products for meeting your satisfaction. Whenever TOKIWA supplies them to the customer, we periodically have to audit the process to produce it consistently and accurately.

Quality Assurance Division ensures the integrity of each operations and traceability, in terms of producing the goods and purchasing the natural sources to produce them. This assurance system thoroughly and completely is managed and ensures conformity to our specifications, and the satisfaction of our customers.

The strategic and organizational implementation of Quality Control and Quality Assurance helps us identify risks in an early stage while simultaneously publish up new products into the markets. Improving appropriate responsibility and dignity of quality is our mission.

Established by Dr. Jin Matsuo and began production of rutin extracted from buckwheat as pharmaceutical ingredient for atomic-bomb disease.
Hiroshi Tatsuzaki appointed as President.
Began production of Glycyrrhizic acid extracted from Licorice.
Expanded health food business area with production of EPA, an extract from fish oil.
New multi-purpose plant was constructed and began production of various plant extracts.
Hiroshi Tatsuzaki appointed as Chairman and Takashi Tatsuzaki appointed as President.
Began production of Ginkgo biloba leaf extract.
Obtained approval for a new development surrounding the Head Office area, including the construction of new plants.
First stage of new plants construction was completed. Began production of Bilberry extract.
Construction of new multi-purpose plants was completed.
New head office building was completed.
New branch for Sales at Tokyo was completed.
New product VENETRON was released.
A new GMP plant was completed and started production of Calcium Sennosides. Sales Routes : Through traders/whole-sellers and direct to users.
Takashi Tatsuzaki appointed as chairman and Jin Tatsuzaki appointed as president.
We have renewed our logo, which means that the image of our company has become more modern.