打紙(うちがみ)uchigami
紙に艶(つや)を出し、文字を書きやすくするために、和紙の表面を木づちなどで打って平滑にする行為。またその紙。
第65回 正倉院展、2013年
Uchigami
Paper that has been beaten in order to bring out the gloss and make it easier to write on. The term refers both to beating the obverse face of a sheet of Japanese washi with a wooden mallet to make it smooth and to the paper itself.
62nd Annual Exhibition of Shōsō-in Treasures, 2010