The Tōmizuka Kofun (遠見塚古墳) is a keyhole-shaped kofun burial mound located in the Wakabayashi ward of the city of Sendai, Miyagi in the Tōhoku region of northern Japan. It was constructed in the early to middle Kofun period, or around the late 4th to early 5th century AD, as the tomb of one or more of the gōzoku ruling the Miyagi Plain region. The site is a National Historic Site.