35.6cm Twin Gun Mount Kai Ni/Bonuses

Ship	Extra Requirement								Note
Hiei Kai Ni C Kongou Kai Ni C		+4	+2	+1				+1
Kongou-class Kai Ni		+3		+1				+1
Kongou-class Kai		+2						+1
Kongou-class		+1						+1
Fusou-class Ise-class		+1