• USD/JPY gains 0.2% in Asia as Trump-Iran back-and-forth adds to uncertainty

• Supported by strong demand below 160.00 and conflicting Iran deal headlines

• Opened at 159.995, rallied steadily, traded in a 159.95-160.31

• Traders cautious ahead of next week's risk events

• BOJ rate decision Tue, hawkish 25 bps hike to 31-year high likely

• Fed decision Wed, statement key; G-7 summit in France June 15-17

• Japanese intervention threat likely to cap dollar below 160.60-70

• Support 159.75-80, 159.50
JPY:

(Krishna Kumar is a Reuters market analyst. The views expressed are his own.)