1-go 1941
| Name | No | Builder | Laid down | Launched | Comp | Fate |
| 第1号敷設特務艇 <1-go> (Ma1) | Uraga, Tokyo | 6/1941 | 20/8/1941 | 2/1942 | sunk 27/3/1945 | |
| 第2号敷設特務艇 <2-go> (Ma2) | Uraga, Tokyo | 6/1941 | 30/8/1941 | 4/1942 | sunk 31/12/1942 | |
| 第3号敷設特務艇 <3-go> (Ma3) | Uraga, Tokyo | 9/1941 | 14/1/1942 | 6/1942 | captured 8/1945, BU 1947 | |
| 第4号敷設特務艇 <4-go> (Ma4) | Uraga, Tokyo | 9/1941 | 24/1/1942 | 8/1942 | sunk 20/11/1944 |
|
Displacement standard, t |
215 |
|
Displacement normal, t |
288 |
|
Length, m |
35.1 |
|
Breadth, m |
6,17 |
|
Draught, m |
2.39 |
|
No of shafts |
1 |
|
Machinery |
diesel |
|
Power, h. p. |
400 |
|
Max speed, kts |
9.5 |
|
Fuel, t |
diesel oil |
|
Armament |
1 x 1 - 76/40 11-shiki, 1 x 2 - 13.2/76, 40 mines or 2 DCR (16) |
|
Complement |
63 |
Ship project history: Minelayers for bases and ports defence. Project was created on the basis of trawler. Built under the 1940 program.
Modernizations: None
Naval service: Ìà2 was lost 31/12/1942 on Dutch mine in Surabaya harbour. Ìà4 was sunk 20/11/1944 by British submarine Tally Ho S off Car Nicobar. Ìà1 27/3/1945 was lost on a mine laid by British submarine Porpoise off Belawan (Sumatra).
2-go
© Ivan Gogin, 2008-10