Asahi 's design was a modified version of the Formidable @-@ class battleships of the Royal Navy , with two additional 6 @-@ inch ( 152 mm ) guns . The ship had an overall length of 425 feet 3 inches ( 129 @.@ 6 m ) , a beam of 75 feet ( 22 @.@ 9 m ) , and a normal draught of 27 feet 3 inches ( 8 @.@ 3 m ) . She displaced 15 @,@ 200 long tons ( 15 @,@ 400 t ) at normal load . Asahi had a complete double bottom with 55 watertight compartments . Her hull was also subdivided into 223 watertight compartments . She was fitted as a flagship and her crew numbered about 773 officers and enlisted men , including the admiral 's staff .