April 25 (Reuters) - Nikkei:

* SOROS FUND AMONG INVESTORS IN JAPAN ELECTRICITY EXCHANGE STARTUP

* 17 TRADING, POWER AND GAS COS, & SOROS CAPITAL MANAGEMENT WILL INVEST $32 MILLION IN JAPANESE STARTUP OPERATING ONLINE ELECTRICITY EXCHANGE

* INVESTMENT MADE IN EFFORT TO SMOOTH OUT WHOLESALE PRICES AND HELP SMALL POWER RETAILERS COMPETE

* CONSORTIUM OF JERA, TOKYO GAS, KANSAI ELECTRIC POWER, CHUBU ELECTRIC POWER, OSAKA GAS, MITSUBISHI TAKING ROUGHLY 14% STAKE VIA PLACEMENT

* CONSORTIUM WILL DO MORE TRADING ON EXCHANGE THEMSELVES TO IMPROVE LIQUIDITY FOR MORE PROMINENCE AS PRICING BENCHMARK

* SOME CO'S IN CONSORTIUM PLAN TO HAVE THEIR AFFILIATED POWER RETAILERS BUY ELECTRICITY FROM PLATFORM AS WELL Further company coverage: