Datam Polystar Co, Ltd. (株式会社 データム・ポリスター, Kabushiki-gaisha Dātamu Porisutā) was a Japanese media company headquartered in Chiyoda, Tokyo. After the release of the album Takemoto Izumi Uta Kore in 2009, the company became dormant until it was fully dissolved and liquidated on February 7, 2019.