五ご稜りょう堡ほ

noun

five-sided fort; pentagonal fortification

Historical military term for a star-shaped fort with five bastions. Most famously refers to Goryōkaku in Hakodate.

• 五ご稜りょう堡ほは、星ほし形がたの要よう塞さいとして設せっ計けいされた。

  The five-sided fort was designed as a star-shaped fortress.

noun

the Pentagon (US military headquarters)

Used as a translation or nickname for the Pentagon building in the United States, based on its pentagonal shape.

• アメリカ国こく防ぼう総そう省しょうは、五ご稜りょう堡ほとも呼よばれる。

  The US Department of Defense is also called the Pentagon.