4.5x5.25x1.5" deep soft plastic container © 1966 Daika Industrial Co. Ltd. of Osaka and Tokyo, Japan. Box features Japanese text that reads "Batman" w/small bat symbol on top. Underneath this image is great action pose of Batman done in manga style. Batman is depicted wearing yellow boots and gloves, inside of cape is red. Image shows Batman throwing Batarang tied to rope as Robin runs forward and Batmobile sits in bkg. Container has removable lid. We believe was to be used for rice and/or sushi. Box has some very ft. scratches on lid which are only visible in reflected light. St. aging to plastic but Exc. Only the second we've seen.