IJN Battleship Design A-124

Design A-124 uses the same hull dimensions and main armament layout as A-123 but a on a different hull shape especially aft where it is more fuller and different casemated layout for the secondary 14cm guns moving most of them one deck up to provide better firearcs and less effect from the ocean. Integrally the armour layout copies that of the Nagato with 305mm belt armour which weren't inclined contrary to A-123's 229mm and 25 degrees.

The design had the following characteristics:
Dimensions: 213,36 (pp) x 227,08 (wl) x 229,51 (oa) x 30,48 x 9,14 meters
Displacement: 37.200tons (standard)
Armour: 305mm Belt, 70mm Deck, 76mm Slopes
Engines: 91.000shp Gihon Steam Turbines, 4 shafts
Range: 10.200km at 30km/h (5.500nm at 16knots)
Speed: 50km/h (27knots)
Armaments:
5x2 410mm/45 Type 3 / 3rd Year Type Cannons,
20x1 140mm/50 Type 3 / 3rd Year Type Guns,
4x1 76mm/40 Type 3 / 3rd Year Type AA Guns,
4x1 53cm Above Water Torpedo Tubes

Official drawing:
https://iiif.dl.itc.u-tokyo.ac.jp/repo/s/hiraga/document/bfa4aa40-66f4-48dd-9f4d-7f77cb41edcd#?c=0&m=0&s=0&cv=0&xywh=3543%2C954%2C1224%2C552

Data table:
https://iiif.dl.itc.u-tokyo.ac.jp/repo/s/hiraga/document/a8333836-8b1f-4cc3-8ef8-d7e4af4da6e0#?c=0&m=0&s=0&cv=3&xywh=2821%2C180%2C4261%2C2541

Comparison table between A-124, B-61, Fuso and Hiei:
https://iiif.dl.itc.u-tokyo.ac.jp/repo/s/hiraga/document/92cdfb52-21f7-4942-98e3-643167773975#?c=0&m=0&s=0&cv=0&xywh=-1118%2C-274%2C9179%2C5475

Armour layout comparison:
https://iiif.dl.itc.u-tokyo.ac.jp/repo/s/hiraga/document/7e13a22b-a72e-41c3-9a0e-77d93e1c209a#?c=0&m=0&s=0&cv=0&xywh=-1089%2C307%2C9179%2C5475