Notes
The 1945 name was chosen because two other "Numajiri" stations already existed — Kushiro Rinkō Railway's and the Nihon-Iō Numajiri Tetsudō's — so the old province-name Oshima was prefixed to disambiguate.
Station
Oshima-Mumajiri
渡島沼尻
Station
渡島沼尻
The 1945 name was chosen because two other "Numajiri" stations already existed — Kushiro Rinkō Railway's and the Nihon-Iō Numajiri Tetsudō's — so the old province-name Oshima was prefixed to disambiguate.