Skip to content

Equipment Countries Compare Rankings Methodology

FORCETALLY

Loading the evidence…

Preparing your view.

A clearer picture of global military capability.
Every figure has a story. Follow the source.

EXPLORECountries Compare forces Equipment Rankings

TRANSPARENCYOur methodology Source library Image policy About ForceTally Privacy Terms Editorial workspace

© 2026 ForceTally. All rights reserved.Independent. Source-driven. Open to scrutiny.SEO by ProRank SEO

Home / Equipment / Cruise & anti-ship missiles / Type 91 air-to-ship missile

Cruise & anti-ship missiles1991Profile in progress

Type 91 air-to-ship missile

Anti-ship cruise missiles

Type 91 air-to-ship missile is a anti-ship cruise missiles originating in Japan. It was built by Mitsubishi Heavy Industries.

Origin: Japan
Manufacturer: Mitsubishi Heavy Industries

Length: 4m
Diameter: 350mm
Range: 180kmOperational

Specifications Scale Operators Methodology

Technical data

Specifications

7 fields · 1 source · retrieved 2 Oct 2026

Dimensions & mass

Length: 4m¹

Diameter

0.35m¹

Performance

Operational range: 180km¹
Flight altitude: 5-6m¹

Systems & armament

Engine: Turbojet engine¹
Guidance system: Inertial and active radar¹

Programme

Launch platform: Air¹

Not reported1 of 5 template fields

Launch mass: Collection in progress0 of 5 source steps checked
Source checks · 0/5 steps
English Wikipedia
No check recorded yet.
Native-language Wikipedia and Wikidata
No check recorded yet.
Manufacturer product page or data sheet
No check recorded yet.
Operating force or defence ministry
No check recorded yet.
Specialist defence reference
No check recorded yet.

Sources & original excerpts1 reference

Type 91 air-to-ship missile · Wikipedia revision 1240581312 ↗
Type
Infobox (Type 91 air-to-ship missile, ASM-1C) · Type
Anti-ship cruise missiles
Place of origin
Infobox (Type 91 air-to-ship missile, ASM-1C) · Place of origin
Japan
In service
Infobox (Type 91 air-to-ship missile, ASM-1C) · In service
1991
Manufacturer
Infobox (Type 91 air-to-ship missile, ASM-1C) · Manufacturer
Mitsubishi Heavy Industries
Length
Infobox (Type 91 air-to-ship missile, ASM-1C) · Length
4m
Diameter
Infobox (Type 91 air-to-ship missile, ASM-1C) · Diameter
0.35m
Engine
Infobox (Type 91 air-to-ship missile, ASM-1C) · Engine
Turbojet engine
Operational range
Infobox (Type 91 air-to-ship missile, ASM-1C) · Operational range
180km
Flight altitude
Infobox (Type 91 air-to-ship missile, ASM-1C) · Flight altitude
5-6m
Guidance system
Infobox (Type 91 air-to-ship missile, ASM-1C) · Guidance system
Inertial and active radar
Launch platform
Infobox (Type 91 air-to-ship missile, ASM-1C) · Launch platform
Air
Role
Lead · explicitly stated equipment role
The Type 91 air-to-ship missile (91式空対艦誘導弾, ASM-1C ) is an anti-ship missile developed in Japan.

Reference text from Wikipedia contributors, used under CC BY-SA 4.0.

True scale

Size in context

Length: 4 m
Person: 1.75 m

Sourced dimensions beside a 1.75 m human reference.

Compare related systems

Type 91 air-to-ship missile vs Kh-22 Type 91 air-to-ship missile vs Hwasal-2 Type 91 air-to-ship missile vs Hwasal-1 Type 91 air-to-ship missile vs Ra'ad (anti-ship missile)Type 91 air-to-ship missile vs Penguin (missile)Type 91 air-to-ship missile vs Sea Skua

Operator countries

Country inventory links have not yet been documented for this equipment.