Japanese stocks rose 1.1 per cent Wednesday as export-oriented issues were bolstered by modest overnight gains on Wall Street and the yen's retreat against major currencies. The benchmark Nikkei 225 Stock Average gained 98.07 points, or 1.1 per cent, to end at 9,015.59 while the broader Topix index was up 9.57 points, or 1.24 per cent, at 782.34, according to a report of DPA.