| Year | 1937 |
| Weapon Type | Infantry Mortar |
| Origin & Designer | [@designer] |
| Numbers Produced | 600 |
| Crew | 7 |
| Calibre | 90.5mm |
| Elevation | +45° to +85° |
| Traverse | 10° |
| Cartridge Weight | [@cartridge_weight] |
| Round Weight | 5.22 kg |
| Barrel Length | 1.270mm |
| Overall Length | [@length] |
| Grenade Types | [@grenade_types] |
| Mount | [@mount] |
| Combat Weight | 1.72 kg |
| Operation | [@operation] |
| Cooling System | [@cooling] |
| Sights | [@sights] |
| Feed | [@feed] |
| Practical Rate of Fire | [@practical_rate_of_fire] |
| Maximum Rate of Fire | 15 r.p.m. |
| Blank Cartridge | [@blank_cartridge] |
| Muzzle Velocity | 227 m/s |
| Fuel Capacity | [@fuel_capacity] |
| Minimum Range | 558m |
| Effective Range | [@effective_range] |
| Maximum Range | 3.800m |
| Armour Penetration | [@armour_penetration] |
| Bayonet | [@bayonet] |
| Traction | [@traction] |
| Variants | [@variants] |
| Notes | The type 97 90mm mortar was a striped down version of the type 94. The main difference was the omission of the recoil mechanism which made it lighter and easier to produce. It fired the same ammunition as the type 94 and had a similar performance. |