Changes

*** Depth Charge follows a unknown progression for bonus ASW

*** Depth Charge follows a unknown progression for bonus ASW

*** Effect on the AA Guns and AA Directors is unknown as of 2014/11/17

*** Effect on the AA Guns and AA Directors is unknown as of 2014/11/17

* If you reach the maximum improvement level ★max of your equipment, it can be possible to upgrade to a stronger variant. You must have the equipment unlocked and an upgrade must exist. However, your improvement level will be reset if you do this, and ★+10 equipment could be stronger than an unimproved upgrade.

* If the equipment reaches the maximum improvement level (★max), it may be possible to upgrade to a stronger variant. Any lock on the equipment must be removed, and an upgrade must exist for this to be possible. Be aware that the improvement level will be reset if you do this, and a ★+10 equipment could be stronger than an unimproved upgrade.

** If the new equipment after upgrading is something you can develop from the conventional development, the improvement level will be automatically reset to ★+3.

** If the new equipment after upgrading is something you can develop from the conventional development, the improvement level will be automatically reset to ★+3.

** This has the highest chance of failure, so using the guaranteed success slider can be considered.

** This has the highest chance of failure, so using the guaranteed success slider can be considered.

** '''Equipment to be upgraded should not be locked.'''

** '''Equipment to be upgraded must not be locked.'''

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| rowspan="6" style="text-align:center;" |{{DepthCharge}}

| rowspan="6" style="text-align:center;" |{{DepthCharge}}