Around this time, people's interest had clearly shifted from the calligraphy for practical use to the one for artistic purposes which emphasized artistic quality of calligraphy, and documents on calligraphic art began to appear.
このころに実用の書から美術の書への関心の移行、つまり書の芸術性を重んじる思潮が顕著にみられ、書芸を論ずる文章が現れ出した。