 The Ibuki @-@ class ( 伊吹型 , Ibuki @-@ gata ) cruisers were the last class of heavy cruisers built for the Imperial Japanese Navy ( IJN ) . In order to save design time , the ships were essentially repeats of the earlier Mogami class . Begun during World War II , only the lead ship , Ibuki , was launched , but all five were completed and commissioned. sierpniu 1944.
The Ibuki @-@ class were built at the Yokosuka Naval Arsenal .
The Ibuki @-@ class were armed with a main battery of nine 203 mm (7.9