Dictionary/凸版とっぱんToppan凸版 (Toppan) is a Japanese noun meaning “letterpress, relief printing”.Meaningsnounletterpress; relief printingKanji in 凸版凸convex版printing blockRelated words出版publication出版社publisher版edition版画woodcutお凸brow初版first edition凸凹unevenness凹凸unevenness突起protuberance版権copyright銅版画copperplate engraving出版物publication