| Displacement | 12,800t standard |
|---|---|
| Length | 138m pp |
| Width | 28m |
| Draught | 9.2m |
| Machinery | 2-shaft diesel electric, 30,000hp |
| Speed | 15kt |
| Armament | 2 CH-101 transport helicopters |
| Complement | 179 (80 observation team additionally) |
| Number | Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|---|
| AGB-5003 | Shirase | FY2005 (Ministry of Education) | Universal SB, Maizuru | 2007. 3.14 | 2008. 4.16 | 2009. 5.20 | Icebreaker | (Yokosuka district) |