According to "Tamonin Nikki" (The Diary compiled from 1478 to 1618 by Eishun and other Buddhist priests at Tamonin Temple), Kofuku-ji Temple officially established the standard masu in Nara, which had about 0.8 time the volume of new kyomasu and functioned in the market.
奈良においては､興福寺が標準となる升を公定していたため、新京枡の0.8程度の升が市場で使われていた（『多聞院日記』）。