Kantei

Edo · shinshintō · school of Munetsugu

Tairyūsai Sōkan (泰龍斎宗寛)

A swordsmith of the school of Koyama Munetsugu, according to the Japanese Wikipedia, at the end of Edo: the little that is documented, his signature in reisho script, his workshop and his sources

Sōkan is, according to the Japanese Wikipedia, one of the pupils of Koyama Munetsugu, the master of Bizen-den at the end of Edo. Little is documented: his school, his signature in reisho script from 1857 and a dated blade in a museum.

Koyama Munetsugu
School
from 1857
Signature in reisho
a katana of 1866
In Boston
shinshintō
Period
On this page
  1. Quick profile
  2. In short

Quick profile

Name
Tairyūsai Sōkan; Tairyūsai (泰龍斎) is his artist’s name and Sōkan (宗寛) his forging name AT
Kanji and reading
泰龍斎宗寛 (Tairyūsai Sōkan); the 斎 (sai) is also written 齋 (sai) or, as in the Boston museum’s record, 斉 (sai) HD
Period
Shinshintō, end of Edo: dated blades up to 1866 HD
Province
Not recorded in the sources consulted; the school of Munetsugu worked in Edo AT
School
Koyama (固山, Koyama), of the Bizen tradition AT
Master
Koyama Munetsugu (固山宗次), according to the Japanese Wikipedia, which names him with Tomono Yoshikuni (友野義国) among his pupils AT
Title
Not recorded in the sources consulted PC
Generations
No second Sōkan is recorded; according to Sesko, his son Tairyūshi Hirotsugu (泰龍子寛次) carved his blades and his pupil Issensai Hiroshige (一専斎寛重) followed his script AT
Rank
Not recorded in the Edo cutting lists or in the sources consulted PC
Documented fact and tradition
His katana of 1866 in the Boston museum. His school and the switch of his signature to reisho script are given by the Japanese Wikipedia and by Sesko. His dates of birth and death, where he was born and which lord he served are not recorded in the sources consulted. AT

In short

What we know. That, according to the Japanese Wikipedia, he trained in the school of Koyama Munetsugu (固山宗次), a swordsmith born in 1803 in Shirakawa, in Mutsu, who passed through Kuwana and worked in Edo; and that, according to Sesko, he signed in reisho script from 1857. The Museum of Fine Arts, Boston, holds a katana of his dated 1866.

How we know it. From the Japanese Wikipedia, which names him in the article on his master, and from an article by Markus Sesko on reisho script in shinshintō signatures. From the record of the Boston museum.

What we do not know. When he was born and when he died, where he was from, when he joined Munetsugu and whether he served a lord: none of this is recorded in any of the sources consulted. Nor do they contain blades of his designated by the State or by the NBTHK.

Sections

  1. Munetsugu · reisho · the workshop Life and times His school, his switch to reisho script in 1857 and those who worked with him.
  2. Bizen-den · reisho Work and style What is known about his way of forging and his signature.
  3. Museums · dated blades Famous works His blades in museums and the dates that are known.
  4. Bibliography Sources The sources consulted on 4 October 2026, with their link where possible.