Tadashi Wakatsuki was born 27 September 1906 in Hiratsuka, Kanagawa Prefecture, Japan and died 13 August 1988 Chicago, Illinois, United States of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Karen Wakatsuki (1948-2021) | 2 May 1948 Cleveland, Ohio, United States | 27 July 2021 Portland, Oregon, United States | Bingwen Wong (1945-2016) |
Siblings