12cm 30-tube Rocket Launcher
|Coastal Defense Ship||Destroyer|
|Light Cruiser||Torpedo Cruiser|
|Heavy Cruiser||Training Cruiser|
|Aviation Cruiser||Fast Battleship|
|Light Carrier||Standard Carrier|
|Armored Carrier||Seaplane Tender|
|Aircraft Carrying Submarine|
|Submarine Tender||Fleet Oiler|
|Repair Ship||Amphibious Assault Ship|
The 12 cm 30-tube rocket launcher is an anti-air weapon designed for use on ships.
A fearsome barrage of 30 Type 4 rockets, aka Rocket Shousandan, will protect friendly ships from incoming enemy bombers. Fully loaded on remodeled Ise and Hyuuga, and breakthrough the fierce attack of enemy carriers.
- Quest B113 offers this as a choice between three rewards.
- Quest F71 offers this as a choice between three rewards.
- Quest F72 offers this as a choice between two rewards.
- Quest 5A01 offers this as a choice between three rewards. Only available during the Kancolle 5th Anniversary update.
- Quest Su03 offers this as a choice between three rewards. Only available during the Spring 2018 Mini-Event.
- Quest Su07 offers this as a choice between two rewards. Only available during the Spring 2018 Mini-Event.
- Can be equipped in Reinforcement Expansion slots.
- The name (ロサ弾), "RoSa Shell" is an abbreviated name for "Rocket Shousan Shell". As the name suggest, this is also an incendiary shrapnel shell.
- Despite the description suggesting this fires rocket propelled Type 4 shells, it has no known bonus effect against installation type bosses.
- Increases effectiveness against PT Imp Pack when equipped on DDs.
|Improvement Cost: 90 270 50 180||★||S||M||T||W||T||F||S||Helper Ship|
|Consumes: 1x 12cm 30-tube Rocket Launcher||0||3/6||2/3|| |
|Consumes: 2x 12cm 30-tube Rocket Launcher||6||5/9||3/5|
|Consumes: 1x Action Report|
3x 25mm Triple Autocannon Mount
Produces: 1x 12cm 30-tube Rocket Launcher Kai Ni
- This weapon was installed onboard:
* It's said that Musashi had two mounts installed, but no evidence supports this.