The last video had errors. I own nothin cept the subtitles.
This is from the Dog Days Fronya Festival 2015. From left to right: Miyano Mamoru/ Horie Yui, Mizuki Nana/ Koshimizu Ami, Takehatsu Ayana/ Yuuki Aoi, Takahashi Mikako/ Asumi Kana, Uesaka Sumire/ Ogura Yui.
Taken from 「WAR king knuckle」’s
「【声優】堀江由衣の圧力にビビりまくる悠木碧!!」
HIAH:https://www.youtube.com/watch?v=K3oYM5Bg20I
MAG.MOE - The MAG, The MOE.