Kantei
The lower part of both sides of the blade: on one, a carved sword with its hilt shaped like a three-pronged sceptre; on the other, a dark groove.

Tokyo Fuji Art Museum · CC0 1.0

Yoki-wazamono · two known katana

Famous works

No blade of Masanori has a national designation in what was consulted; the katana in the Tokyo Fuji Art Museum and another protected by Akita prefecture are known, and his fame for cutting lies in the Yamada list.

On this page
  1. In the lists and the treatises
  2. Documented works
  3. The katana in the Tokyo Fuji Art Museum

In the lists and the treatises

YearList or treatiseRank
1797, with reissues in 1805 and 1830Kaihō Kenjaku (懐宝剣尺) and Kokon Kaji Bikō (古今鍛冶備考), by Yamada Asaemon良業物 (yoki-wazamono), the third of four grades, for Yamato Daijō Masanori, first generation

According to Japanese Wikipedia, he does not appear in any other grade of that list.

Documented works

  • A katana signed 大和大掾藤原正則 (Yamato Daijō Fujiwara Masanori), with a 70.3 cm blade, in the Tokyo Fuji Art Museum; it was shown from 13 January to 12 February 2018 in the exhibition 鉄華繚乱 (Tekka ryōran) at the Tokushima Castle Museum.
  • A katana with the same signature, a cultural property of Akita prefecture since 17 July 1971, in private hands in Ōdate (大館, Ōdate), according to the prefecture’s list of cultural properties.

No blade of his has been found in ColBase or with a State designation.