Group Companies in Japan
The Otsuka Group consists of 151 companies worldwide operating with the common theme of 'health.' Otsuka Group comprises 81 companies including 69 consolidated subsidiaries, and 12 affiliates accounted for under the equity method.
(as of March 31, 2011 consolidated companies in Japan)
| Holding company | |
| Manufacture and sales of pharmaceutical and nutritional products | |
| Manufacture and sales of pharmaceutical products | |
| Warehousing and transport business | |
| Manufacture and sales of chemical products, pesticide and fertilizer | |
|
Medical devices business |
| Manufacture and sales of analysis and measurement equipment | |
| Manufacture and sales of food products, import and sales of wine | |
| Manufacture and sales of pharmaceutical products | |
| Manufacture and sales of paper products | |
| Manufacture and sales of synthetic resin molded products | |
| Development of medical treatment systems for intractable diseases | |
| Manufacture and sales of pharmaceutical products | |
| Manufacture and sales, import/export of insecticide and toiletry products | |
| General environmental health management | |
| Manufacture and sales of food products | |
| Manufacture and sales of pharmaceutical products | |
| Manufacture and sales of chemical products |
