* Nikkei 225 Stock Average: -12.88 (-0.1%) to 18,040.93; First decline in five trading sessions
* Nikkei 225 futures Osaka: -10 (-0.06%) to 18,040
* TOPIX 1st Section: +1.94 (+0.1%) to 1,778.50; Advancers 685 x decliners 929 (unchanged 118), new highs 94 x new lows 21
* JASDAQ: +0.16 (+0.2%) to 81.21
