>Ed and Ein, along with the Major, also put in their appearance at the
>wedding of Utena and Anthy, and Ed and Ein (though not the Major) were
>part of the Valiant's crew during her first cruise.

Yes, but let us recall that more than a year or two pass between symphonies, in particular, the unfinished third. That gives at least 2 years after the last known apearances of the trio, and the disapearance of Kei.

And the fact that they are NOT mentioned during Requim has lead me to the determination that they are, once again, out in the great dark doing Durendal hand things...