Rate my new Japanese super battle ship how would it do in real life

This is my new Japanese battleship in my campaign

Main guns: 4x3 mk3 18inch guns 4x4 mk5 12inch guns 4x3 mk5 10inch guns

Secondary guns: 10x4 mk5 5inch guns 6x3 5inch guns 26x3 mk5 3inch guns

Speed: 31 knots

Armor: mb 15.5inch fb 13inch rb 11inch md 14inch fd 12inch rd 11inch

Citadel: 1st inner deck 6inch 2st inner deck 4.8inch 3rd inner deck 3.8inch 1st inner belt 6.4inch 2nd inner belt 5.1inch 3rd inner belt 4.1inch