Built to replace MST 461 Hayatomo. Compared to MMC 951 Soya, which shares the basic design, main role is perceived as a tender and mine laying facility is much smaller. She has been replaced by MST 464 Bungo.
| Standard Displacement | 2000t |
| Length | 99.00m |
| Beam | 14.50m |
| Draught | 4.20m |
| Machine Type | 4 Kawasaki-MAN V6V22/30ATL Diesel |
| Output | 6400PS |
| Number of shaft | 2 |
| Speed | 18kt |
| Crew | 185 |
| Original | Refit (1988) | |
| Guns | 1 Type 68/Mk 33 3in/50(II)
2 Mk10 20mm MG(I) |
1 Type 68/Mk 33 3in/50(II)
2 JM 61 20mm Gutling Gun(I) |
| AS Weapons | 2 Type 68/Mk32 TT(II)
1 Type 2 Mine Layer set 1 Training Mine Handling set |
as left |
| Electronic Equipment | 1 OPS-14 AS Radar
1 OPS-17 SS Radar 1 Mk 34 FC Radar 1 Mk 63 GFCS 1 SQS-11A Sonar 1 ZQS-1B Sonar |
as left |
| Name | Laid Down | Launched | Completed | Deleted |
| MST 462 Hayase | 1970/09/16 | 1971/06/21 | 1971/11/06 | 1998/03/20 (ASU 7020) |