Nanyotenmondai (the Nanyo Citizens' Observatory) is located in the Sosyou park in the northern part of Nanyo city, Yamagata prefecture. The observatory was founded in 1986 and has been active in education and the popularization of astronomy.
Avastatud: 28-8-1995 Avastamiskoht: Nanyo Avastajad: Okuni, T.