The Best Agaricus blazei Research & Marketing company from Japan to the World

We are specialized in the medicinal mushroom “King Agaricus” (agaricus blazei) and manufacture its final products based on the largest number of academic researches in the world.

We are looking for local distributors of our final products in Asia, Europe and North America. We can also accept your OEM orders!!

Our “King Agaricus100” won the prize  “Product of the Year – Botanicals” by Nutraingredients Asia Awards!!

Product of The Year – Botanical : 12:25

About King Agaricus 100 : 13:05

The Winner : 13:48

Upcoming Events
We are going Vitafoods

Upcoming Events

We are going to make conference presentations and exhibit at the international events below. (as of 2024.3.31) Japanese Society for Orthomolecular Medicine 2024 Spring Date:31st ...
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King Agaricus KA21

【Press Release】Toei Shinyaku Presents Research on the Hair Growth Effects of King Agaricus KA21 at the Japanese Society of Anti-Aging Medicine

Toei Shinyaku Co., Ltd. (Headquarters: Mitaka City, Tokyo; President: Akitomo Motoi) announces that it has pre…


Toei Shinyaku was featured in TIME as the leading company in Agaricus blazei research, and an interview article was published.

In the Asian edition of the international news magazine TIME, Toei Shinyaku was featured as a leading company …


【Press Release】Publication of Research on King Agaricus KA21 for Fungal Infections (Canine Malassezia)

Toei Shinyaku Co., Ltd. (Headquarters: Mitaka, Tokyo; President: Akimoto Motoi) Announces Publication of Resea…

King Agaricus KA21

We exhibited at the Orthomolecular Medicine Society and hosted a luncheon seminar

We exhibited at the Orthomolecular Medicine Society’s latest trends in orthomolecular medicine, Spring 2…

King Agaricus KA21

Joint presentation with Tokyo University of Pharmacy and Life Sciences at the 144th Annual Meeting of the Pharmaceutical Society of Japan

We conducted a joint presentation with Tokyo University of Pharmacy and Life Sciences at the 144th Annual Meet…

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Company Profile

Toei Shinyaku Co.,Ltd.

1-11-23  Shimorenjaku  Mitaka  Tokyo 181-0013  Japan

Tel: =+81-422-26-7310   Fax:+81-422-26-7230


Company name Toei Shinyaku Co.,Ltd.
Date established April 11, 1973
Capital 10,000,000yen
Representative director Akitomo Motoi, Nutrition Representative(NR), Supplement Advisor
Head office 1-11-23 Shimorenjaku, Mitaka, Tokyo, Japan 181-0013

Tel: +81-422-26-7310

Joint research institutions Laboratory for Immunopharmacology of Microbial Products,

Tokyo University of Pharmacy and Life Science

Department of Immunology, Juntendo University School of Medicine

Department of Translational Medical Science Research,

Nagoya City University Graduate School of Medical Sciences.

Research Center for Food Safety, The University of Tokyo

Line of Business 1.Manufacture, processing, import and sale of foods and cosmetics

2.Manufacture, processing and sale of quasi-drugs

3.Manufacture, processing and sale of hygiene products

4.All operations associated with above businesses

Major suppliers 1.JPS Pharmaceutical CO.,Ltd.

2.Toyama Sugaki CO.,Ltd.

Major customers (OEM) 1.KA Natural Foods Inc.

2.Sunprize CO.,Ltd.


Solo and Exclusive distributor

Vietnam: K&K Viet Nam Trading Co.,Ltd.(King Agaricus 100)

Hong Kong: Business Link (Hong Kong) Limited(King Agaricus 100, BEROOT and King Agaricus 100 for Pet)

Kazakhstan: KUROSIMO INC.(BEROOT, King Agaricus 100)

Lithuania :Altavida JSC (King Agaricus 100 for Pets)


Singapore: BIOSAGE Pte. Ltd. (BEROOT)

(As of March 2022)