found: Nagaoka-kyōseki Hakkutsu Chōsa Kenkyūjo. Nagaoka-kyōseki Hakkutsu ... 1979- (subj.)v. 1, pref. (Nagaokakyō-shi)
found: BGN(Nagaokakyō [brief]-shi; min. civ. div., 34°55ʹN, 135°42ʹE)
found: Zenkoku shichōson, 1976(Nagaokakyō-shi; in Kyōto-fu; 1949, Shinkōtari-mura [no publs. in LC], Kaiinji-mura [no publs. in LC], and Otokuni-mura [no publs. in LC] merged to form Nagaoka-chō [no publs. in LC]; 1972, name changed to Nagaokakyō-shi)
found: GeoNames, algorithmically matched, 2009(adm2; 34°55ʹ00ʺN 135°42ʹ00ʺE)