whats their couple name omg

I scrolled down deep into (〜 ̄△ ̄)〜 Owasera twitter〜( ̄△ ̄〜) and I found this!∑(O_O;)

( ͡° ͜ʖ ͡°) Can u guess what had caught my attention?

It is an illustration on the top of the right side.
They’re Mika, Yuu and Shinoa!!!━Σ(゚Д゚|||)━

(∩⌣̀_⌣́) I wonder if we ever get anything like photo/poster or whatever of the illustration. Urrrgh!! (>д<) I’m in my desperate mood for that illustration!!!