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Note: All level 7-10★ upgrades assume the use of the slider and not all helper ships are listed.

Equipment Level Helper Ship Days Equipment Consumed
Screw
RedGunLight
12cm Single Gun Mount
0-6★ Mutsuki Kai Ni Banner All week long, baby. 1 x 12cm Single Gun Mount 1
RedGunLight
12cm Single Gun Mount
7-10★ Mutsuki Kai Ni Banner All week long, baby. 2 x 12cm Single Gun Mount 2
^Evolves into:
RedGunLight
12cm Single Gun Mount Kai 2
0★ Mutsuki Kai Ni Banner All week long, baby. 1 x Type 22 Surface Radar 6
RedGunMedium
20.3cm (No.3) Twin Gun Mount
0-6★ Mikuma Banner Tuesday, Wednesday N/A 2
RedGunMedium
20.3cm (No.3) Twin Gun Mount
7-10★ Mikuma Banner Tuesday, Wednesday 1 x 20.3cm (No.3) Twin Gun Mount 5
RedGunHeavy
35.6cm Twin Gun Mount
0-6★ Fusou Banner Sunday, Friday, Saturday N/A 1
RedGunHeavy
35.6cm Twin Gun Mount
7-10★ Fusou Banner Sunday, Friday, Saturday 1 x 35.6cm Twin Gun Mount 4
^Evolves into:
RedGunHeavy
Prototype 35.6cm Triple Gun Mount
0★ Fusou Banner Sunday, Friday, Saturday 3 x Prototype 35.6cm Triple Gun Mount 12
RedGunHeavy
Prototype 35.6cm Triple Gun Mount
0-6★ Fusou Banner Wednesday, Thursday, Friday, Saturday N/A 1
RedGunHeavy
Prototype 35.6cm Triple Gun Mount
7-10★ Fusou Banner Wednesday, Thursday, Friday, Saturday 1 x 35.6cm Twin Gun Mount 4
RedGunHeavy
Prototype 41cm Triple Gun Mount
0-6★ Mutsu Kai Ni Banner Tuesday, Wednesday, Friday, Saturday 2 x 41cm Twin Gun Mount 4
0-6★ Nagato Kai Ni Banner Sunday, Monday, Wednesday, Thursday 2 x 41cm Twin Gun Mount 4
RedGunHeavy
Prototype 41cm Triple Gun Mount
7-10★ Mutsu Kai Ni Banner Tuesday, Wednesday, Friday, Saturday 3 x 41cm Twin Gun Mount 8
7-10★ Nagato Kai Ni Banner Sunday, Monday, Wednesday, Thursday 3 x 41cm Twin Gun Mount 8
^Evolves into:
RedGunHeavy
41cm Triple Gun Mount Kai
0★ Nagato Kai Ni Banner Sunday, Monday, Wednesday, Thursday 2 x 46cm Triple Gun Mount
2 x New Model Gun Mount Improvement Material
16
RedGunHeavy
41cm Triple Gun Mount Kai
0-6★ Mutsu Kai Ni Banner Sunday, Wednesday, Thursday, Friday, Saturday 2 x 41cm Twin Gun Mount 6
RedGunHeavy
41cm Triple Gun Mount Kai
7-10★ Mutsu Kai Ni Banner Sunday, Wednesday, Thursday, Friday, Saturday 2 x 46cm Triple Gun Mount 10
^Evolves into:
RedGunHeavy
41cm Triple Gun Mount Kai Ni
0★ Nagato Kai Ni Banner Monday, Tuesday, Wednesday 1 x Prototype 41cm Triple Gun Mount
3 x New Model Gun Mount Improvement Material
1 x Action Report
20
OR ^Evolves into:
RedGunHeavy
41cm Twin Gun Mount Kai Ni
0★ Mutsu Kai Ni Banner Sunday, Wednesday, Thursday, Friday, Saturday 1 x Prototype 46cm Twin Gun Mount
3 x New Model Gun Mount Improvement Material
1 x Action Report
19
RedGunHeavy
46cm Triple Gun Mount
0-6★ Musashi Banner Sunday, Monday 1 x 46cm Triple Gun Mount 4
RedGunHeavy
46cm Triple Gun Mount
7-10★ Musashi Banner Sunday Monday 2 x 46cm Triple Gun Mount 8
^Evolves into:
RedGunHeavy
46cm Triple Gun Mount Kai
0★ Yamato Kai Banner Tuesday, Wednesday, Thursday 4 x 46cm Triple Gun Mount
2 x New Model Gun Mount Improvement Material
16
GreenGunDP
8cm High-angle Gun
0-6★ Agano Banner Sunday, Thursday, Friday, Saturday 1 x 10cm Twin High-angle Gun Mount 3
0-6★ Kumano Banner Monday, Tuesday, Wednesday 1 x 10cm Twin High-angle Gun Mount 3
GreenGunDP
8cm High-angle Gun
7-10★ Agano Banner Sunday, Thursday, Friday, Saturday 2 x 10cm Twin High-angle Gun Mount 5
7-10★ Kumano Banner Monday, Tuesday, Wednesday 2 x 10cm Twin High-angle Gun Mount 5
^Evolves into:
GreenGunDP
8cm High-angle Gun Kai + Additional Machine Guns
0★ Agano Banner Sunday, Thursday, Friday, Saturday 2 x 25mm Single Autocannon Mount 12
0★ Kumano Banner Monday, Tuesday, Wednesday 2 x 25mm Single Autocannon Mount 12
GreenGunMG
12cm 30-tube Rocket Launcher
0-6★ Ise Kai Banner Sunday, Friday, Saturday 1 x 12cm 30-tube Rocket Launcher 2
0-6★ Hyuuga Kai Banner Monday, Tuesday 1 x 12cm 30-tube Rocket Launcher 2
GreenGunMG
12cm 30-tube Rocket Launcher
7-10★ Ise Kai Banner Sunday, Friday, Saturday 2 x 12cm 30-tube Rocket Launcher 5
7-10★ Hyuuga Kai Banner Monday, Tuesday 2 x 12cm 30-tube Rocket Launcher 5
^Evolves into:
GreenGunMG
12cm 30-tube Rocket Launcher Kai Ni
0★ Ise Kai Banner Sunday, Friday, Saturday 1 x Action Report + 3 x 25mm Triple Autocannon Mount 10
0★ Hyuuga Kai Banner Monday, Tuesday 1 x Action Report + 3 x 25mm Triple Autocannon Mount 10

Equipment Level Helper Ship Days Equipment Consumed
Screw
Torpedo
61cm Triple (Oxygen) Torpedo Mount Late Model
0-6★ Ayanami Kai Ni Banner Sunday, Friday, Saturday 3 x 61cm Triple Torpedo Mount 3
0-6★ Hatsushimo Kai Ni Banner Thursday, Friday, Saturday 3 x 61cm Triple Torpedo Mount 3
Torpedo
61cm Triple (Oxygen) Torpedo Mount Late Model
7-10★ Ayanami Kai Ni Banner Sunday, Friday, Saturday 1 x 61cm Triple (Oxygen) Torpedo Mount 7
7-10★ Hatsushimo Kai Ni Banner Thursday, Friday, Saturday 1 x 61cm Triple (Oxygen) Torpedo Mount 7
Torpedo
61cm Quadruple (Oxygen) Torpedo Mount Late Model
0-6★ Naganami Kai Ni Banner Thursday, Friday, Saturday 3 x 61cm Quadruple Torpedo Mount 3
0-6★ Shigure Kai Ni Banner Monday, Tuesday, Wednesday 3 x 61cm Quadruple Torpedo Mount 3
Torpedo
61cm Quadruple (Oxygen) Torpedo Mount Late Model
7-10★ Naganami Kai Ni Banner Thursday, Friday, Saturday 1 x 61cm Quadruple (Oxygen) Torpedo Mount 7
7-10★ Shigure Kai Ni Banner Monday, Tuesday, Wednesday 1 x 61cm Quadruple (Oxygen) Torpedo Mount 7
GreenPlane
Type 0 Fighter Model 21
0-6★ Akagi Banner Thursday, Friday, Saturday 1 x Type 0 Fighter Model 21 2
0-6★ Kaga Banner Sunday, Monday, Tuesday 1 x Type 0 Fighter Model 21 2
GreenPlane
Type 0 Fighter Model 21
7-10★ Akagi Banner Thursday, Friday, Saturday 2 x Type 0 Fighter Model 21 4
7-10★ Kaga Banner Sunday, Monday, Tuesday 2 x Type 0 Fighter Model 21 4
Seaplane
Type 0 Reconnaissance Seaplane
0-6★ Chitose Kai Banner Friday, Saturday 1 x Type 0 Reconnaissance Seaplane 2
0-6★ Chiyoda Kai Banner Wednesday, Thursday 1 x Type 0 Reconnaissance Seaplane 2
Seaplane
Type 0 Reconnaissance Seaplane
7-10★ Chitose Kai Banner Friday, Saturday 2 x Type 0 Reconnaissance Seaplane 5
7-10★ Chiyoda Kai Banner Wednesday, Thursday 2 x Type 0 Reconnaissance Seaplane 5
^Evolves into:
Seaplane Fighter Icon
Type 2 Seaplane Fighter Kai
0★ Chitose Kai Banner Friday, Saturday 3 x Type 0 Fighter Model 21 10
0★ Chiyoda Kai Banner Wednesday, Thursday 3 x Type 0 Fighter Model 21 10
LandingCraft
Daihatsu Landing Craft
0-6★ Abukuma Banner Sunday, Monday, Friday, Saturday 1 x Drum Canister (Transport Use) 1
0-6★ Kinu Kai Ni Banner Sunday, Thursday, Friday, Saturday 1 x Drum Canister (Transport Use) 1
0-6★ Akitsu Maru Banner Sunday, Wednesday, Thursday, Friday, Saturday 1 x Drum Canister (Transport Use) 1
LandingCraft
Daihatsu Landing Craft
7-10★ Abukuma Banner Sunday, Monday, Friday, Saturday 1 x 7.7mm Machine Gun 3
7-10★ Kinu Kai Ni Banner Sunday, Thursday, Friday, Saturday 1 x 7.7mm Machine Gun 3
7-10★ Akitsu Maru Banner Sunday, Wednesday, Thursday, Friday, Saturday 1 x 7.7mm Machine Gun 3
^Evolves into:
LandingCraft
Toku Daihatsu Landing Craft
0★ Kinu Kai Ni Banner Sunday, Thursday, Friday, Saturday 4 x Daihatsu Landing Craft 12
Sonar
Type 93 Passive Sonar
0-6★ Isuzu Kai Ni Banner Monday, Thursday, Friday N/A 1
0-6★ Shigure Kai Ni Banner Sunday, Thursday, Friday, Saturday N/A 1
Sonar
Type 93 Passive Sonar
7-10★ Isuzu Kai Ni Banner Monday, Thursday, Friday 1 x Type 93 Passive Sonar 3
7-10★ Shigure Kai Ni Banner Sunday, Thursday, Friday, Saturday 1 x Type 93 Passive Sonar 3
^Evolves into:
Sonar
Type 4 Passive Sonar
0★ Shigure Kai Ni Banner Sunday, Thursday, Friday, Saturday 2 x Type 3 Active Sonar 12


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U-chan best upgrade
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