Slice of the cake? Hitachi may sell chip unit to KKR. Photo: Wikimedia Commons

US buyout firm KKR offered to buy 60% of Hitachi’s chip system-making unit Hitachi Kokusai Electric, Bloomberg reported, citing a stock exchange filing.

The bid values Kokusai Electric at US$2.3 billion, it said. Japan Industrial Partners, another buyout fund, will own 20%, according to the filing. KKR offered 2,503 yen a share, 3.6% more than the stock’s closing price on Tuesday, Bloomberg reported.