Skilled Sonar Personnel + Late Model Bow Torpedo Mount (4 tubes)/Bonuses

Skilled Sonar Personnel + Late Model Bow Torpedo Mount (4 tubes) Equipment Bonuses
Ship	Extra Requirement				Note
Sentaka Type	(★2)	+1
	(★3)	+1		+1
	(★4)	+2		+1
	(★5)	+2	+1	+1
	(★6-7)	+3	+1	+1
	(★8-9)	+4	+1	+1
	(★MAX)	+4	+2	+1
	(1st equipped)	+3		+3	One-time^[1]
Junsen Type A Kai Ni Junsen Type C	(★3)			+1
	(★4-5)	+1		+1
	(★6-7)	+2		+1
	(★8-9)	+3		+1
	(★MAX)	+3	+1	+1
	(1st equipped)	+2		+2	One-time^[1]
Sentoku Type (I-400 Class Submarine)	(★4-5)	+1
	(★6-7)	+2
	(★8-9)	+3
	(★MAX)	+3	+1
	(1st equipped)	+1		+4	One-time^[1]