Shôrô Araki
Urs Schreiber
(beware that there is also Huzihiro Araki)
Introducing what came to be known as the Dyer-Lashof operations:
Discussion of -equivariant stable homotopy groups/equivariant stable cohomotopy of spheres:
On real oriented cohomology theory in general and in particular on Real cobordism cohomology and Real K-theory:
Shôrô Araki, -Cohomology Theories, Japanese Journal of Mathematics 4 2 (1978) 363-416 [doi:10.4099/math1924.4.363]
Shôrô Araki, Forgetful spectral sequences, Osaka Journal of Mathematics..