About Bayer in Japan


Bayer, a world-class innovation company with a history spanning more than 150 years, is a globally recognized brand with a renowned reputation. The company’s core competencies are in the fields of health care and agriculture, where it develops new molecules for use in innovative products and solutions that improve the health of humans and plants. Its research and development activities are based on a profound understanding of the biochemical processes in living organisms.

Company Profile

Bayer has more than 100 years history in Japan. We operate business with three divisions to contribute to the field of health and nutrition.

Bayer Holding Ltd.

FoundedDecember, 2006
Headquarters in JapanMarunouchi Kitaguchi Bldg., 1-6-5, Marunouchi, Chiyoda-ku, Tokyo 100-8268
Tel. 03-6266-7010
Representative Director

Julio Triana,

Senior Bayer Representative for Japan,
President and Representative Director,
Bayer Holding Ltd.

Business areasHolding company and business services for Bayer companies in Japan

Bayer Yakuhin, Ltd.

FoundedApril, 1973
Headquarters in Japan

BREEZE TOWER, 2-4-9, Umeda, Kita-ku,
Osaka 530-0001
Tel. 06-6133-7000


Representative Director

Ying Chen,

Country Division Head Pharmaceuticals,
President and Representative Director,
Bayer Yakuhin, Ltd.

Business areasDevelopment, import, manufacture and sales of pharmaceuticals and medical devices
FactoriesSupply Center Shiga (production of pharmaceuticals), Bayer Yakuhin, Ltd.
121-1, Toriino, Koka-cho, Koka-shi, Shiga 520-3493
Tel. 0748-88-5660

Bayer CropScience K.K.

FoundedJanuary, 1941
Headquarters in JapanMarunouchi Kitaguchi Bldg., 1-6-5, Marunouchi, Chiyoda-ku, Tokyo 100-8262
Tel. 03-6266-7007
Representative Director

Kohei Sakata,

Country Division Head Crop Science,
President and Representative Director,
Bayer CropScience K.K.

Business areasDevelopment, manufacture, import, export, and sales of agrochemicals and quarantine chemicals
Development Centers & Factories

Hofu Factory (production of agrochemicals and environmental science products), Bayer CropScience K.K.
2061, Shinden Tsukiji, Hofu, Yamaguchi 747-0825
Tel. 0835-22-6307


Development Center, Bayer CropScience K.K.
9511-4, Yuki, Yuki-shi, Ibaraki 307-0001
Tel. 0296-54-4120


Agronomic Technology Station West Japan, Bayer CropScience K.K.
2549, Osoneotsu, Nankoku-shi, Kochi 783-0005
Tel. 088-863-3552

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