The US Dollar is set to trade within a range of 144.40 to 145.50 against the Japanese Yen. Analysts from UOB Group, Quek Ser Leang and Peter Chia, believe that for the USD to experience a sustained advance, it must break and hold above the key level of 145.50. This analysis follows a pattern of increasing momentum in the currency pair. Understanding these key levels will help traders make informed decisions in this fluctuating market.