Asia Market Update: Nikkei declines after holiday; Cautious trading seen in AU and HK after prior drops; Shanghai returns from 2-day break on Wed, HK will be closed; NZD lags amid RBNZ comments. General trend - US equity FUTS rise after prior decline. - Asian financials trade generally lower after U

* European shares rise 0.6% * Hang Seng flat; yuan recoups a little * Nikkei drops 2% following market holiday on Monday SINGAPORE/LONDON, Sept 21 (Reuters) - World stocks stabilised on Tuesday and oil prices recovered from the previous day’s heavy selling, as investors grew more confident that cont