Toshiaki Nagaoka

SORGHUM JAPAN HOLDINGS Corp. engages in the supervision and management of its group companies that have businesses in test solution, biofuel, and restaurant and wedding. It operates through the following segments: Test Solution, Biofuel, Restaurant and Wedding, and Others. The Test Solution segment provides contract development of Large Scale Integration (LSI) circuit design, layout design, and test development. It also manages the proposal, development, and sale of special test equipment derived from test development, and test solution products such as system evaluation boards. The Biofuel segment handles the sale of super sorghum, and seeds and molasses. The Restaurant and Wedding segment operates wedding venues and restaurants. The Others segment covers incidental business. The company was founded by Toru Ishikawa on December 4, 1970 and is headquartered in Tokyo, Japan.