Softbank, a telecommunications operator which is not affected by the rising yen, jumped 8.37% on first half results historic, while the electronics group Sharp and construction equipment manufacturer Komatsu gained 6 respectively, 2% and 5.58% despite the downward revision of prospects for their result.
The surge in the yen to a new record high against the dollar, however, limited the gains.
The Nikkei rose by about 4% since the beginning of the month, while the U.S. S & P has won over 13% and move towards its biggest gain in a month since October 1974.