also: ひらじょう
castle on the plains; flatland castle
A castle built on flat terrain, as opposed to a mountain castle (山城). Often used in historical or architectural contexts.
See also: 山城
A flatland castle has some disadvantages for defense, but it offers good transportation access.
Many flatland castles were built during the Edo period.
山城 is a castle built on a mountain using natural terrain for defense, while 平城 is built on flat land with fewer natural defenses.
Standard kanji spelling. The reading ひらじろ is more common than ひらじょう.
Alternate reading; less common than ひらじろ.
Compound of 平 (ひら, 'flat') and 城 (しろ/じょう, 'castle'). The reading ひらじろ uses the native Japanese reading for 城, while ひらじょう uses the Sino-Japanese reading.