PNG IHDR K sRGB gAMA a pHYs ." ."ݒ tEXtSource NIKON D90N tEXtSoftware Ver.1.00 tIME I9/ tEXtAuthor Picasaük tEXtCreationTime 2012:04:05 11:40:59w} !tEXtCreation Time 2012:04:05 11:40:59C IDATx^Tr]ɒ&ɡr]Y-W?d