Hyogo (prefecture)
Only with reading ひょうご
Refers to Hyogo Prefecture in Japan. The reading へいこ is not used for this sense.
Hyogo Prefecture is in the Kansai region.
Historical term for a weapons storehouse or arsenal. The reading へいこ is possible but rare; ひょうご is more common.
In the Edo period, each domain stored weapons in its armory.
Standard kanji spelling for both the prefecture and the historical armory sense.
Kana spelling is common in everyday writing, especially for the prefecture name.
The kanji 兵 (soldier, weapon) and 庫 (warehouse) combine to mean 'weapons storehouse'. The prefecture name derives from the historical port and arsenal area.