Usd/jpy - 90.64 ... Japan Prime Minister said forex shud be decided by markets n steps shud be taken to respond to yen rise if the climb does not reflect state of Japan economy. Bank of Japan governor Shirakawa said central bank commitment to very easy policy affecting forex moves n BOJ guides policy looking at economy n prices including the impact of forex moves. The greenback maintained a firm undertone on speculation that BOJ may double the leading facility introduced in Dec. at the 2-day policy meeting starting next Tuesday. Bids are located at 90.45/50, 90.20/25 n further out at 90.00/05. On the upside, offers by Japanese exporters are tipped at 90.70/75, 90.80 n further out at 90.90/00.