TOKYO, JAPAN - JULY 22: Office workers are seen reflected in a window as they walk to a train station in front of the Toshiba Corporations, Tokyo headquarters (left) on July 22, 2015 in Tokyo, Japan. (Photo by Chris McGrath/Getty Images)Around half of Japanese firms are looking at reviewing or restructuring their businesses to boost corporate value, including acquisitions, a Reuters survey showed, amid a push for companies to improve governance. The survey results are the latest sign of concrete actions companies in the world's third-largest economy are looking to take to overhaul their businesses and boost corporate value. The Tokyo market has hit its highest in three decades on expectations companies will boost shareholder returns through unwinding of crossholdings, share buybacks and other measures. While the TSE lists companies that have compiled or considering action plans, the Reuters survey shows measures being considered.

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Persons: Hisao Tanaka, Chris McGrath Organizations: Toshiba Corporations, Toshiba Corporation, Tokyo Stock Exchange, Reuters Locations: TOKYO, JAPAN, Tokyo, Japan