Sixth turret at the outside moat of osakajo castle

西の丸の戌亥(いぬい)､すなわち北西の隅を守る櫓｡矩折れ(かねおれ=L字型)総二階造りという､珍しい構造をもっている｡千貫櫓とともに､大坂城の現存古建造物のなかでは最も古いものに属する(1620年着工)｡The turret protecting the northwest corner of Nishino Maru at Osaka Castle. It is shaped in the form of the letter L, and has two stories, a rare structure. It is one of the oldest buildings within Osaka Castle together with the Sennuki Turret (construction began in 1620)