Tadataka was the 8th son of Okubo Tadakazu. From 1576 he served his older brother Tadayo in numerous battles. In 1580, he received a fief worth 2000 koku.
Tadataka was the 8th son of Okubo Tadakazu. From 1576 he served his older brother Tadayo in numerous battles. In 1580, he received a fief worth 2000 koku.