Oriental Yeast Co., Ltd. agreed to acquire an additional 11.5% stake in Ina Research Inc. (JASDAQ:2176) from Hiroshi Nakagawa and others on June 21, 2018. Under the terms, Oriental Yeast Co., Ltd. will acquire 0.34 million shares. Post completion of the transaction, Oriental Yeast Co., Ltd. will hold 14.8% stake and biggest the second largest shareholder of Ina Research Inc. The transaction is expected to close on June 22, 2018.