International Capital, an international investment company based in Dubai, said on Monday it has made a "substantial investment" in Japanese electronics and entertainment conglomerate Sony.
The size of the stake the Dubai firm now holds in Sony or the size of the investment it made are not immediately available.
This is Dubai International Capital's first investment in a Japanese company.
Shares in Sony were up 5.13 percent at 5,530 yen following the announcement, outperforming the Tokyo stock market's electrical machinery index, which rose 2.43 percent.
Recent purchases of Dubai International Capital, a private equity company owned by the ruler of Dubai, include German-based speciality alumina products company, Almatis, and a 9.9 percent stake in U.S. hedge fund Och-Ziff Capital Management.