| Type 60 81 mm self-propelled mortar | |
| Origin: | Japan |
| Is Ranged: | yes |
| Is Artillery: | yes |
| Is Vehicle: | yes |
| Service: | 1960 – 2008 |
| Used By: | Japan |
| Design Date: | 1958 |
| Production Date: | 1960 |
| Number: | 18 |
| Variants: | 2 |
| Weight: | 12.1t |
| Length: | 4.85m (15.91feet) |
| Width: | 2.4m (07.9feet) |
| Height: | 1.7m (05.6feet) |
| Crew: | 5 |
| Cartridge: | 24 (100 stored) |
| Caliber: | 81mm |
| Action: | 18rpm |
| Velocity: | 210m/s (700ft/s) |
| Range: | 3000m (3,300yd) |
| Max Range: | 3000m (3,300yd) |
| Elevation: | +40° to +85°, manual |
| Traverse: | Fires to the rear arc of the vehicle |
| Detonation: | Explode On Impact |
| Armour: | aluminum alloy |
| Engine: | Mitsubishi 8HA21WT 8-cylinder diesel |
| Engine Power: | 220hp |
| Transmission: | Manual |
| Fuel Capacity: | 250L |
| Clearance: | 0.4m |
| Vehicle Range: | 230km (140miles) |
| Speed: | 43km/h |
The was a Japan Ground Self-Defense Force (JGSDF) tracked armored mortar carrier that based on JGSDF Type 60 armoured personnel carrier SU-II. The vehicle along with a parallel development of Type 60 107 mm self-propelled mortar. Its official abbreviation is 81MSP and also known as SV in the service. The vehicle had been phased out, with Type 60 107 mm self-propelled mortar since mid-to-late 1990s.[1]