Career
Ōta Suketoki was the fourth son of Ōta Sukeyoshi, the 2nd Ōta daimyō of Kakegawa Domain, by a concubine. However, Ōta Suketoki died only two years later at the relatively young age of 42. His grave is at the Ōta clan temple of Myōhokke-ji in Mishima, Shizuoka.