Kyushu Q1W1 Tokai (Eastern Sea) / (Lorna) Technical Specifications
Service Year: 1945
Type: Anti-Submarine Bomber
National Origin: Imperial Japan
Manufacturer(s): Kyushu Aiircraft Company - Japan
Production Total: 153
Structural (Crew Space, Dimensions and Weights)
Operating Crew (Typical): 3
Overall Length: 39.67 feet (12.09 meters)
Overall Width: 52.49 feet (16.00 meters)
Overall Height: 13.52 feet (4.12 meters)
Weight (Empty): 6,839 lb (3,102 kg)
Weight (MTOW): 11,724 lb (5,318 kg)
Installed Power and Standard Day Performance
Propulsion: 2 x Hitachi Amakaze-31 9-cylinder radial piston engines delivering 610 horsepower each.
Maximum Speed: 200 mph (322 kph; 174 knots)
Maximum Range: 834 miles (1,342 km)
Service Ceiling: 14,731 feet (4,490 meters; 2.79 miles)
Rate-of-Climb: 751 feet-per-minute (229 m/min)
Armament / Mission Payload
1 x 7.7mm Type 92 rear-firing machine gun on flexible mounting.
2 x 550lb bombs OR depth charges
1 OR 2 x 20mm Type 99 forward-firing cannon(s)
Global Operators / Customers
Model Variants (Including Prototypes)
Q1W1 - Single Prototype
Q1W1 "Tokai" Mark 11 - Initial Production Model
Q1W2 Mark 21 - Revised production model with wooden tail surfaces.
Q1W1-K "Tokai-Ren" - Trainer Conversion Model; seating for four personnel; all-wood construction; single example produced.