Thanks for the detailed explanation. I found some of it online but I still wasn't clear on why Moko and Kaguya had this murderous feud going on.

> ... Kaguya ... demanded that her
>suitors, of whom there were many, bring her five legendary objects,
>claiming she would marry whomever accomplished this task. The punch
>line was that she already had all of those items, meaning the
>quest was impossible ...

Oh man, that's just asking for a trickster figure to show up, steal the objects, and then present them back to her with elaborate ceremony. It'd be entirely in character for a Japanese fox spirit.

...
>DSMP as it currently stands is taking place in the previous
>school year (for reference, this story happens about a month before
>the beginning of The Federation Lives Forever!), but as that
>school year is nearly over as of this episode, the storyline will
>continue into the next one—and as has been noted already, since
>Yukari from the Armorsport Club and Mio from HTT are first cousins,
>they will almost certainly meet.

Exxxcellent.

(I completely missed that Yukari and Mio were related, ftr.)