그룹사
Affiliated Companies in South Korea
Korea
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Korea OIAA Co., Ltd.
Pharmaceutical product promotion in Asia and the Middle East
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Korea Otsuka Pharmaceutical Co., Ltd.
Manufacture and sales of pharmaceutical products
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Otsuka Electronics Korea Co., Ltd.
Import, manufacture and sales of analytical instruments and measuring instruments
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Dong-A Otsuka Co., Ltd.
Manufacture and sales of beverages and foods