; was a Japanese samurai of the late Edo period

Edo period

The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....

 who served as lord of Shishido han (Hitachi Province, 10,000 koku

Koku

The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...

). Succeeded following the retirement of his father Yoritaka. Accompanied Tokugawa Iemochi

Tokugawa Iemochi

was the 14th shogun of the Tokugawa shogunate of Japan, who held office 1858 to 1866. During his reign there was much internal turmoil as a result of Japan's first major contact with the United States, which occurred under Commodore Perry in 1853 and 1854, and of the subsequent "re-opening" of...

 to Kyoto in 1864, and then went to Mito to deal with the uprising of the Tengu-tō (Tengu Party). With Yorinori's death that year, his retired father Yoritaka returned to headship of the family.