Changes

===Updates History===

===Updates History===

* '''2013-05-08: Implemented'''

* '''2013-05-08:''' Implemented

* '''2013-11-01: Stats increased: {{ASW}}+4 {{Hit}}+0 → {{ASW}}+6 {{Hit}}+1'''

* '''2013-11-01:''' Stats increased: {{ASW}}+4 {{Hit}}+0 → {{ASW}}+6 {{Hit}}+1

* '''2014-02-26:''' [[Damage Calculations#Anti-Submarine Warfare|Depth charge synergy]] added

* '''2014-02-26:''' [[ASW|ASW synergy]] added

* '''2015-01-09:''' Became '''improvable''' and '''upgradeable''' to {{Equipment/Link|Type 3 Active Sonar}}

* '''2015-01-09:''' Became improvable and upgradeable to {{Equipment/Link|Type 3 Active Sonar}}

* '''2015-06-26:''' [[Accuracy, Evasion and Criticals#Evasion Formulas|Bonus torpedo evasion from improvement]] added

* '''2015-06-26:''' [[Accuracy, Evasion and Criticals#Evasion Formulas|Bonus torpedo evasion from improvement]] added

* '''2015-09-25:''' Became '''upgradeable''' to {{Equipment/Link|Type 4 Passive Sonar}}

* '''2015-09-25:''' Became upgradeable to {{Equipment/Link|Type 4 Passive Sonar}}

* '''2017-02-28:''' Build rate increased

* '''2017-02-28:''' Build rate increased

* '''2021-03-01:''' Visible bonuses added for {{Ship/Link|Katori|Kashima|text=Katori-class}}

* '''2021-03-01:''' Visible bonuses added for {{Ship/Link|Katori|Kashima|text=''Katori''-class}}

==Fit Bonuses==

==Fit Bonuses==