御凸[odeko] brow
亜鉛凸版[aentoppan] photoengraving
凹凸[outotsu] unevenness
写真凸版[shashintoppan] phototype
凸レンズ[totsurenzu] convex lens

凸円[totsuen] convexity
凸角[tokkaku] convex angle
凸鏡[tokkyou] convex mirror
凸状[totsujou] protrusion
凸版[toppan] letterpress