I noticed that this forum's description doesn't seem to show the Version A release date properly. But rather than just come up with a thread that states that one fact, here's a list of the release dates of every version from how I understand the SEGA Miku blog and Arcade new update entries: 2010/01/08: Project DIVA Arcade first location test. 2010/01/15: Start of 2nd location test. 2010/01/19: End of location test. 2010/06/23: Project DIVA Arcade service start. 2010/08/31: Revision 2 released. 2010/10/28: DIVA.NET Beta Version released. 2010/11/16: Revision 3 released. 2011/01/06: Version A location test start. 2011/01/27: Version A released. 2011/04/27: Version A Revision 1 location test start. 2011/05/20: Version A Revision 1 released. 2011/07/26: Version A Revision 2 released. 2011/10/27: Version A Revision 3 released. 2012/03/21: Version A Revision 4 location test start. 2012/04/05: Version A Revision 4 released. 2012/06/08: Version B location test start. 2012/07/05: Version B released. 2012/10/04: Version B Revision 1 released. 2012/11/09: Version B Revision 2 location test start. 2012/12/06: Version B Revision 2 released. 2013/02/22: Version B Revision 3 location test start. 2013/03/12: Version B Revision 3 released. 2013/05/25: Future Tone location test start. 2013/05/26: Future Tone location test end. 2013/06/20: Version B Revision 4 released. 2013/08/07: Version B Revision 4.1 released (Bugfix). 2013/09/27: Future Tone location test start. 2013/11/12: Future Tone Revision 1 location test start. 2013/11/21: Future Tone released. 2013/11/22: Future Tone Revision 1 released. 2013/12/24: Future Tone Revision 2 released. 2014/02/26: Future Tone Revision 3 location test start. 2014/03/18: Future Tone Revision 3 released. 2014/04/16: Future Tone Revision 4 released. 2014/06/25: Future Tone Version A location test start. 2014/07/17: Future Tone Version A released. 2014/10/21: Future Tone Version A Revision 1 location test start. 2014/11/15: Future Tone Version A Revision 1 released.