Hay un lugar llamada Koken en Corea del Sur.
Todos los lugares del mundo llamados "Koken".
Sinchon (14)
Sangchon (13)
Naedong (13)
Taedong (12)
Songjong (12)
Pyongchon (12)
Cholgol (12)
Yongdong (12)
Singi (12)
Changdong (12)
Haktong (11)
Tongchon (11)
Saeto (11)
Chungni (11)
Hadong (11)
Chungdong (11)
Wolchon (11)
Yangchon (11)
Kyodong (10)
Yongsan (10)
Songjongni (10)
Yongam (10)
Tokkol (10)
Sadong (10)
Chungsan (10)
Wondong (10)
Chungchon (10)
Songsan (10)
Sangni (10)
Sinpyong (10)