Nikkei see-saws in volatile trade as early UK vote shows tight race
* Market in state of significant anticipation - trader
* Nikkei volatility index hits more than 4-month high
* Sharp Corp nosedives on news it will be moved to 2nd section
By Ayai Tomisawa
TOKYO, June 24 (Reuters) - Japanese stocks see-sawed in extremely volatile trade on Friday morning as investors watched early results on Britain's vote on European Union membership, which showed an extremely tight contest between the Leave and Remain camps.
The Nikkei opened a tad higher, but fell as much as 3.0 percent to a one-week low of 15,757.37 in early trade when investors were spooked by the Leave campaign's lead at one point in Britain's referendum over whether to stay in the European Union.
At 0140 GMT, the Nikkei edged up 0.1 percent to 16,249.42.
"Results are coming from certain districts of the U.K. that actually are fairly skewed one way or the other, and there is huge volatility in the pound and in the yen. I think that sort of set the tone for the morning," said Stefan Worrall, director of Japan equity sales at Credit Suisse.
A YouGov online poll of nearly 4,800 people of respondents released shortly after polls closed found 52 percent voted to remain in the EU and 48 percent voted to leave, Joe Twyman, YouGov's head of political and social research for Europe, told Sky News. Continuación...