Japan may see more yen intervention, faster BOJ rate hikes, ex-top FX diplomat says
By Leika Kihara and Takaya Yamaguchi TOKYO, Aug 14 (Reuters) - Japan may conduct joint yen intervention "at any time" and signal the chance of faster-than-expected interest rate hikes to stem the currency's falls, said Tokyo's former top currency diplomat Mitsuhiro Furusawa.