NSJ L/30 (155 mm)

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The JSW 155 mm L/30 is a indigenous Japanese howitzer made exclusively for the Type 75 where it is equipped together with an autoloading shell rammer and manual propellant loading.

Vehicles equipped with this weapon

General info

Even though the JSW 155 mm L/30 is indigenous, it is standardized to allow for NATO-standard 155 mm rounds. Its arsenal of shells ranges from regular HE, rocket-assisted HE, Illumination rounds (Flare) and Smoke.

Together with the inclusion of an autoloader on the Type 75, it allows the cannon to fire 6 rounds per bombardment.

Available ammunition

Penetration statistics
Ammunition Type of
Penetration @ 0° Angle of Attack (mm)
10 m 100 m 500 m 1,000 m 1,500 m 2,000 m
M107 HE 61 61 61 61 61 61
M107 (PF) HE-VT 61 61 61 61 61 61
Type 75 HE 54 54 54 54 54 54
Shell details
Ammunition Type of
Mass (kg)
Fuse delay
Fuse sensitivity
Explosive Mass
(TNT equivalent) (kg)
0% 50% 100%
M107 HE 580 43.1 0.1 0.1 9.14 79° 80° 81°
M107 (PF) HE-VT 580 43.1 0 0 9.14 79° 80° 81°
Type 75 HE 720 43.6 0.1 0.1 6.80 79° 80° 81°
Smoke shell characteristics
Ammunition Velocity
Mass (kg)
Screen radius
Screen deploy time
Screen hold time
Explosive Mass
(TNT equivalent) (g)
M110 563 40.8 25 5 30 50

Comparison with analogues

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Usage in battles

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Pros and cons

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See also

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External links

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Japan tank cannons
37 mm  Type 1 · Type 94 · Type 100
47 mm  Type 1
57 mm  Type 90 · Type 97
70 mm  Type 94
75 mm  Lightweight Type I Model II · Type II Model I · Type II Model II · Type 3 · Type 90 · Type 99
90 mm  Type 61
105 mm  Experimental High Velocity · JSW · Type 5
106 mm  Type 60 (B)
120 mm  10th Year Type · Navy short gun · Schneider-Canet 1898 · Type 90 L/44
150 mm  Type 38
155 mm  NSJ L/30
25 mm  Oerlikon KBA B02
35 mm  Oerlikon KDE
75 mm  M6 (USA)
76 mm  M1 (USA) · M32 (USA)
88 mm  KwK36 (Germany)
90 mm  M3A1 (USA)
105 mm  L7A3 (Germany)