Shipborne Model Type 4 20cm Anti-ground Rocket Launcher
[Edit]
No.348 艦載型 四式20cm対地噴進砲
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 Anti-Ground EquipmentEffects:
 -2Provides bonuses against installations Scrap value:
 1  3  1  1 (Unbuildable) | |
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| Refittable Ship Types | |
| Coastal Defense Ship | Destroyer |
| Light Cruiser | Torpedo Cruiser |
| Heavy Cruiser | Training Cruiser |
| Aviation Cruiser | Fast Battleship |
| Battleship | Aviation Battleship |
| Light Carrier | Standard Aircraft Carrier |
| Armored Carrier | Seaplane Tender |
| Submarine | Aircraft Carrying Submarine |
| Submarine Tender | Fleet Oiler |
| Repair Ship | Amphibious Assault Ship |
Introduction
地対地ロケット兵装として、日本陸軍によって開発された試製四式噴進砲。
圧倒的な火力を集中的に投射して、敵の地上戦力や陣地を破壊制圧する目的で整備され、防御戦にも実際に投入されました。
本兵装は、同地対地噴進砲を艦載し、集中運用することで、敵地上兵力を叩く艦艇用対地if装備です。
※本兵装は集中運用することで、さらに能力を発揮します。
The Type 4 Rocket is a ground-to-ground rocket developed by the Imperial Japanese Army.
It was developed for the purpose of suppressing enemy troops and positions with overwhelming firepower.
It was also put to use in defensive positions, with these ground-to-ground rockets mounted on ships in concentrated deployments as "what-if" equipment for the fleet to attack ground troops.
※This equipment will display its full abilities when in a concentrated deployment.
Mechanics
Anti-Ground Rockets are only used against Installations.
- They provide both great multiplicative and flat damages boost against all installation types.
Notes
How To Obtain
From quest: By7 (choice), B139 (choice), B171 (x2, choice)
From limited-time quest: 21Su LB1 (choice)
Ranking reward for:
- Jun 2019: 1-5 (x2), 6-20, 21-100, 101-500
Event reward for:
- Summer 2019 Event E-1: Hard
- Summer 2019 Event E-2: Hard, Medium, Easy
- Fall 2019 Event E-1: Hard, Medium, Easy
- Early Spring 2023 Event E-4: Hard (x3, choice), Medium (x2, choice), Easy (choice), Casual (choice)
- Summer 2023 Event E-6: Medium (choice), Easy (choice), Casual (choice)
Uses
Used to improve: Shipborne Model Type 4 20cm Anti-ground Rocket Launcher
Updates History
- 2019-07-30: Implemented as ranking reward
- 2019-09-30: Became improvable and upgradeable to Type 4 20cm Anti-ground Rocket Launcher (Concentrated Deployment)
Improvement
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|---|---|---|---|---|---|---|
| Improvement | → | Conversion | ||||
| ★ Improvement Level |
0~5 | 6~9 |  Type 4 20cm Anti-ground Rocket Launcher (Concentrated Deployment) | |||
 Consumed
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4/5 | 5/8 | 20/36 | |||
 Consumed
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3/3 | 4/6 | 7/13 | |||
| Equipment Consumed |
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| Items Consumed |
- |  x2
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| Resources |  20  120  30  10
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| Ship Helper | Conversion | |||||
|---|---|---|---|---|---|---|
 Akitsushima Kai |
Type 4 20cm Anti-ground Rocket Launcher (Concentrated Deployment) | |||||
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
 Ooshio Kai Ni | ||||||
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
 Arashio Kai Ni | ||||||
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
Improvement  effects
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|---|---|---|---|---|---|---|---|---|---|---|
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1★ | 2★ | 3★ | 4★ | 5★ | 6★ | 7★ | 8★ | 9★ | Max★ |
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1.00 | 1.41 | 1.73 | 2.00 | 2.23 | 2.44 | 2.64 | 2.82 | 3.00 | 3.16 |
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1.00 | 1.41 | 1.73 | 2.00 | 2.23 | 2.44 | 2.64 | 2.82 | 3.00 | 3.16 |
 Day?
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1.00 | 1.41 | 1.73 | 2.00 | 2.23 | 2.44 | 2.64 | 2.82 | 3.00 | 3.16 |
| Night?
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1.30 | 1.84 | 2.25 | 2.60 | 2.91 | 3.18 | 3.44 | 3.68 | 3.90 | 4.11 |