| Designation |
Manufacturer |
Official Name |
Description |
| E1Y1/E1Y2 |
Yokosuka |
Navy Type 14-1 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E2N1/E2N2 |
Nakajima |
Navy Type 15 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E3A1 |
Aichi |
Navy Type 90-1 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E4N1/E4N3 |
Nakajima |
Navy Type 90-2 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E4N2-C |
Nakajima |
Navy Type 90-2-3 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E5K1 |
Kawanishi |
Navy Type 90-3 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E5Y1 |
Yokosuka |
Navy Experimental Type 14-2 Kai-1 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E6Y1 |
Yokosuka |
Navy Type 91 Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E7K1/E7K2 |
Kawanishi |
Navy Type 94 Reconnaissance Seaplane |
|
| E8A1 |
Aichi |
Navy Experimental 8-Shi Reconnaissance Seaplane |
Unsuccessful competitor to Aichi E8N1 |
| E8K1 |
Kawanishi |
Navy Experimental 8-Shi Reconnaissance Seaplane |
Unsuccessful competitor to Aichi E8N1 |
| E8N1/E8N2 |
Nakajima |
Navy Type 95 Reconnaissance Seaplane |
|
| E9W1 |
Watanabe |
Navy Type 96 Small Reconnaissance Seaplane |
Single-engined biplane; obsolete in 1941 |
| E10A1 |
Aichi |
Navy Type 96 Night Reconnaissance Seaplane |
Single-engined biplane flying-boat; obsolete in 1941 |
| E10K1 |
Kawanishi |
Navy Type 94 Transport Seaplane |
Single-engined biplane flying-boat; obsolete in 1941 |
| E11A1 |
Aichi |
Navy Type 98 Night Reconnaissance Seaplane |
|
| E11K1 |
Kawanishi |
Navy Type 96 Transport Seaplane |
Unsuccessful competitor to Aichi E11A1; three prototypes modified for
transport duties |
| E12A1 |
Aichi |
Navy Experimental 12-Shi Two-seat Reconnaissance Seaplane |
|
| E12K1 |
Kawanishi |
Navy Experimental 12-Shi Two-seat Reconnaissance Seaplane |
|
| E12N1 |
Nakajima |
Navy Experimental 12-Shi Two-seat Reconnaissance Seaplane |
|
| E13A1 |
Aichi |
Navy Type 0 Reconnaissance Seaplane |
|
| E13K1 |
Kawanishi |
Navy Experimental 12-Shi Three-seat Reconnaissance Seaplane |
|
| E14W1 |
Watanabe |
Navy Experimental 12-Shi Small Reconnaissance Seaplane |
|
| E14Y1 |
Yokosuka |
Navy Type 0 Small Reconnaissance Seaplane |
|
| E15K1 |
Kawanishi |
Navy Type 2 High-speed Reconnaissance Seaplane Shiun |
|
| E16A1/E16A2 |
Aichi |
Navy Reconnaissance Seaplane Zuiun |
|
