* Nikkei 225 Stock Average: +80.39 (+0.5%) to 18,053.81, first close above 18,000 since late February
* Nikkei 225 futures Osaka: +40 (+0.2%) to 18,050
* TOPIX 1st Section: +3.72 (+0.2%) to 1,776.56; Advancers 907 x decliners 693 (unchanged 132), new highs 83 x new lows 16; 24/33 sectors posted gains
* JASDAQ: +0.01 (+0.01%) to 81.05