Usd/jpy - 90.88 ... Bank of Japan Governor Masaaki Shirakawa said the central bank's current framework for price stability was the most appropriate n there is no plan to extend BOJ's stock-buying scheme when it expires in April. Shirakawa also indicated that he doesn't see much benefit debating if BOJ's current policy constitutes inflation targeting that may be negative for sustained econ. growth. The greenback edged lower after his comments, however, renewed buying interest fm Japanese investors are located at 90.65/70 n 90.50/55 with stops seen below 90.50. On the upside, offers are tipped at 91.25/30 n 91.40 with mixtures of stops n offers located at 91.50.