| 1 | A | B | C | D |
| --- | --- | --- | --- | --- |
| 2 | JR Freight Class EF510 - Build details |  |  |  |
| 3 | Number | Delivered | Livery | Transfer to JR Freight |
| 4 | EF510-501 | 25 December 2009 | ■ Hokutosei blue | July 2013 |
| 5 | EF510-502 | 26 January 2010 | ■ Hokutosei blue | July 2013 |
| 6 | EF510-503 | 20 April 2010 | ■ Hokutosei blue | July 2013 |
| 7 | EF510-504 | 7 May 2010 | ■ Hokutosei blue | July 2013 |
| 8 | EF510-505 | 19 May 2010 | ■ Hokutosei blue | July 2013 |
| 9 | EF510-506 | 2 June 2010 | ■ Hokutosei blue | July 2013 |
| 10 | EF510-507 | 15 June 2010 | ■ Hokutosei blue | July 2013 |
| 11 | EF510-508 | 25 June 2010 | ■ Hokutosei blue | July 2013 |
| 12 | EF510-509 | 9 July 2010 | ■ Cassiopeia silver | March 2016 |
| 13 | EF510-510 | 22 July 2010 | ■ Cassiopeia silver | March 2016 |
| 14 | EF510-511 | 6 August 2010 | ■ Hokutosei blue | July 2013 |
| 15 | EF510-512 | 27 August 2010 | ■ Hokutosei blue | December 2015 |
| 16 | EF510-513 | 10 September 2010 | ■ Hokutosei blue | December 2015 |
| 17 | EF510-514 | 20 October 2010 | ■ Hokutosei blue | February 2016 |
| 18 | EF510-515 | 8 October 2010 | ■ Hokutosei blue | December 2015 |

Question: Which locomotives were transferred to JR Freight in December 2015?
Answer: Locomotives EF510-512, 513, and 515 were transferred to JR Freight in December 2015.