[1] With his appointment, Yorifusa became the founding member of the Mito branch of the Tokugawa clan.

[3] The Mito branch however, as the lowest of the gosanke, was not eligible for the shōgun rank.

Mitsukuni further established Mito's status as a respected han by sponsoring the Dai Nihonshi in 1657.

[5] The 15th head of the Mito House is Tokugawa Narimasa (徳川斉正) (born in 1958).

He presently works for Tokio Marine & Nichido Fire Insurance Co., Ltd. A Tokyo resident, he commutes to Mito during weekends.