Katahide, the eldest son of Gamō Sadahide, was a retainer of the Oda clan.

Gamō Ujisato (蒲生 氏郷, 1556 – March 17, 1595) was the heir and son of Gamō Katahide, lord of Hino Castle in Ōmi Province.

Gamō Hideyuki (蒲生 秀行, 1583 – June 13, 1612) was a Japanese daimyō who ruled the Aizu domain.

A Catholic, Hideyuki was moved to Utsunomiya (180,000 koku) in Shimotsuke Province after his father died in 1595.

He confronted against Oda Nagamasu Eastern forces.