U.S. private equity firm KKR will raise its offer price for Japanese IT company Fuji Soft by more than 4 per cent to take it above a rival offer from Bain Capital, it said on Tuesday.It is the latest salvo in a protracted bidding war that began in August last year,

U.S. private equity fund KKR will raise its tender offer price for Fuji Soft shares to 9,850 yen per share from 9,451 yen, above Bain Capital's rival offer of 9,600 yen, the Nikkei business daily reported on Tuesday.