In 1985-1988, Takatsuki and Kikuzuki were upgraded with Sea Sparrow SAM launchers, Harpoon missile anti-ship missile launchers, Phalanx CIWS systems (Kikuzuki only), new FCS (FCS-2-12) fire control radar and TASS. Mochizuki and Nagatsuki were in the upgrade program, but were eventually not upgraded.[2]
Building no. | Pennant no. | Name | Laid down | Launched | Completed | Decommissioned | |
---|---|---|---|---|---|---|---|
2304 | DD-164 | Takatsuki | 8 October 1964 | 7 January 1966 | 15 March 1967 | 16 August 2002 | |
2305 | DD-165 | Kikuzuki | 15 March 1966 | March 25, 1967 | 27 March 1968 | 6 November 2003 | |
2306 | DD-166/ ASU-7019 | Mochizuki | 22 November 1966 | 15 March 1968 | 25 March 1969 | Converted to ASU-7019 on 16 March 1995, decommissioned on 19 March 1999 | |
2307 | DD-167 | Nagatsuki | 2 March 1968 | 19 March 1969 | 12 February 1970 | 1 April 1996, sunk as target off 3 August 1998 |