Among acrobatics in the Meiji period, there is an acrobatics called 'Shinodazuma' which features writing with both hands at the same time, writing with a brush in one's mouth, and so on.
明治時代の曲芸に「信田妻」と言う、両手での同時筆記、筆を口に加えての筆記などを売り物にした演目がある。