<sod >Earlier on Tuesday, Japanâs Nikkei 225 tumbled 4.7 per cent, marking its worst fall since November 2016 and taking it to a four-month low.< eod>< sod > Earlier on Tuesday, Japanâs Nikkei 225 ended the day downÂ 4.7 per centÂ -Â its worst one-day fall since November 2016 - and taking it to a four-month low.< eod>