Doi Toshitsura (土井 利位, June 15, 1789 – July 31, 1848) was a Japanese daimyō of the Edo period, who ruled the Koga Domain. He served as a rōjū for Tokugawa Ienari during the Tokugawa shogunate.
Doi Toshitsura (土井 利位, June 15, 1789 – July 31, 1848) was a Japanese daimyō of the Edo period, who ruled the Koga Domain. He served as a rōjū for Tokugawa Ienari during the Tokugawa shogunate. (en)
Doi Toshitsura (土井 利位, 15 juin 1789-31 juillet 1848) est un daimyo de l'époque d'Edo qui dirige le domaine de Koga. Il exerce la fonction de rōjū dans le shogunat Tokugawa. Une édition de 1840 de l'ouvrage encyclopédique Hokuetsu Seppu inclut 97 esquisses de cristaux naturels de flocon de neige faites par Doi Toshitsura à l'aide d'un microscope au cours de ses vingt ans en tant que daimyō. (fr)
도이 도시쓰라(土井利位)는 시모사 제4대 번주를 지냈다. 에도 막부에서는 노중수좌를 역임하였다. (土井宗家) 제11대 당주. 눈결정(雪結晶)을 연구하는 빙하학자로도 알려져있다. (ko)