He was a disciple of Harumi Murata, he himself taught many pupils.
Hamaomi Shimizu practiced medicine near Shinobazu Pond in Ueno, Edo. He was patronized by Sadanobu Matsudaira, the Shogunate minister, and frequently was guest of other daimyo. Being a friend of Ekisai Kariya, scholar, he cooperated with Ekisai in collating texts of classics.
Wrote commentaries on the Genji Monogatari (Tale of Genji) and other classics.