Ninomiya commonly means "the second shrine" of the province, but this town is named after an 18th-century hero, Ninomiya Sontoku.
Ninomiya Sontoku | Ninomiya | Nielsen-Ninomiya theorem | Chūhachi Ninomiya |
After graduating from Tenri University, Ninomiya entered the Shoki Juku under the instruction of Isao Okano.