According to "Bones Talk: The Tokugawa Shogun Family/The Daimyo Family" by Hisashi SUZUKI, who carried out research on the remains at the reburial of the Tokugawa Shogun family grave in Zojo-ji Temple between 1958 and 1960, when Iemochi died, he had not shaved his head and put his hair in a topknot, and he looked young with thick hair.
昭和33年（1958年）から35年（1960年）に増上寺の徳川将軍家墓地改葬の際に徳川家の人々の遺骨の調査を行った鈴木尚の著書・『骨は語る徳川将軍・大名家の人びと』によれば、家茂は死亡した時点ではさかやきを剃っておらず、若々しく豊富な髪の持ち主であったという。