The Kodai Mathematical Journal is edited by the Department of Mathematics, Tokyo Institute of Technology and publishes original papers in pure mathematics.
On hypersurfaces with constant scalar curvature in a Riemannian manifold of constant curvature
Hisao Nakagawa, et al. (1972)
Totally geodesic submanifolds of Riemannian manifolds and curvature-invariant subspaces
Kazumi Tsukada. (1996)