| Obama Castle 小浜城 | |
|---|---|
| Nihonmatsu, Fukushima Prefecture, Japan | |
&sq=Qlik&lang=&file=File:%E5%B0%8F%E6%B5%9C%E5%9F%8E%E7%9F%B3%E5%9E%A3.jpg) Remnants of stone walls of Obama Castle | |
&sq=Qlik&lang=&file=File:Fukushima-ken_g%C3%A9olocalisation_relief.svg)  Obama Castle 小浜城 &sq=Qlik&lang=&file=File:Japan_natural_location_map_with_side_map_of_the_Ryukyu_Islands.jpg) Obama Castle 小浜城 | |
| Coordinates | 37°32′51″N 140°30′21″E / 37.547531°N 140.505917°E |
| Type | hilltop-style Japanese castle |
| Site information | |
| Open to the public | yes |
| Condition | ruins |
| Site history | |
| Built | Muromachi period |
| In use | Sengoku period |
| Demolished | 1627 |
| Garrison information | |
| Past commanders | Ōuchi Sadatsuna, Date Masamune |
Obama Castle (小浜城, Obama-jō) was a mountain castle in the former Iwashiro (now Nihonmatsu), Fukushima Prefecture, Japan. The ruins of the inner tower are now part of a historical park. Date Masamune spent one year in the castle.