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Type 91 105 mm howitzer
Photo: Unknown author · Wikimedia Commons · Public domain
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Type91105mmhowitzer

Towed Artillery & Mortars · Japan · 1931
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Type91105mmhowitzer

Type 91 105 mm howitzer
Type 91 105 mm howitzer Photo: Unknown author · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Range
30
Firepower
40
Rate of Fire
35
Accuracy
45
Portability
70
Setup Speed
50
Ammunition Versatility
50
Reliability
60
Crew Economy
65
Cost-Effectiveness
75
Origin Japan
CategoryTowed Artillery & Mortars
EraInterwar Period
In service1931–1944
Operators1 countries
Quantity1,249
Data Quality87%
MASS(Military Archive Scoring System)
47
Towed Artillery & Mortars MASS Rating
21/37
Interwar Period
163/302
All-Time
Towed Artillery & Mortars · 10 axes scored
Range
30
Firepower
40
Rate of Fire
35
Accuracy
45
Portability
70
Setup Speed
50
Ammunition Versatility
50
Reliability
60
Crew Economy
65
Cost-Effectiveness
75
ⓘ Regardless of era, the same scoring system applies to all units in the towed artillery & mortars category.
01 / Overview
Type 91 105 mm howitzer
Country
Production
1931–1944
Quantity
1,249
Unit Price (current)
$161.8K↗ 2216% inflation · 1939→2025
Original Price
$7.0K (1939)
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TOWED ARTILLERY & MORTARS · INTERWAR PERIOD
21
PERFORMANCE/PRICE
85
UNIT COST (2025 USD)
$161.8K
Original: $7.0K (1939)
Inflation: +%2216
47
towed artillery & mortars category
ⓘ Performance/Price and MASS score are computed across all units in the towed artillery & mortars category, regardless of era.
02 / Specs & Design
◎General5MOD.5
  • Service Entry Year1931
  • Combat Weight1,500 kg
  • Travel Weight1,979 kg
  • Carriage TypeSplit Trail
  • In ServiceNo
◈Ordnance5MOD.5
▣Performance6MOD.6
  • Maximum Range (standard)10.771 km
  • Muzzle Velocity546 m/s
  • Rate of Fire (burst)15
  • Rate of Fire (sustained)2
  • Elevation-5° to +45°
  • Traverse20° right,20° left
◇Ammunition4MOD.4
  • Projectile Weight15 kg
  • Ammunition Typeshigh-explosive, chemical, armor-piercing, shrapnel, HEAT
  • Charge Zones4
  • HE RoundYes
◆Mobility3MOD.3
▤Dimensions3MOD.3
  • Length4.72 m
  • Width1.84 m
  • Height1.73 m
⬢Production3MOD.3
  • Total Production1,249
  • Production Start1,931 year
  • Unit Cost6,986 USD
03 / History
SERVICE LIFESPANRetired
  1. 1927First deployment: Chinese Civil War
  2. 1931Production started
  3. 1944Production ended
95
years in service
13
years in production
1,249
units produced
0
countries operating
ⓘ 1 countries retired it.
04 / Conflicts
TYPE 91 105 MM HOWITZER · CONFLICTS SERVED IN0% win
Total Conflicts
1
Victories
0
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
05 / Operators
Operator Countries1country
📖 TERMS ON THIS PAGE4terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
Recoil system using a combination of liquid and compressed gas to absorb and return energy from firing.
A breech mechanism in artillery where the screw threads are interrupted to allow quick opening and closing of the breech.
A towed artillery carriage configuration where the gun is transported with its two wheels separated, allowing for easier deployment and lower profile when in firing position.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Towed Artillery & Mortars entry →