The 'Senmen Koshakyo' (Ancient Sutra Manuscripts on a fan) (Senmen Hokkekyo Sasshi [Lotus Sutra Booklet on a Fan]) is one of decorative sutras that became popular in the end of the 12th century, and Hoke-kyo Sutra (the Lotus Sutra) was copied on the fan-shaped paper (fan-shaped ryoshi) on which nature or customs were described.
「扇面古写経」（扇面法華経冊子）は、12世紀末葉に流行した装飾経のひとつで、自然や風俗をえがいた扇形の紙面（扇面型料紙）に法華経を写したものである。