StarDust Cradle — http://star-cradle.itigo.jp/

Also known as Nagayama Yuunon

MLRS Hidamari Sketch Doujin released Nov 14 '14 Miyako x Yuno Swimsuits Yuri

Palette Star Hidamari Sketch Doujin released Nov 14 '14 Ecchi Miyako x Yuno Swimsuits Yuri

Summer Delight Hidamari Sketch Doujin released Nov 14 '14 Ecchi Miyako x Yuno Swimsuits Yuri

Magical Twinkle Night Gochuumon wa Usagi desu ka? Doujin released May 11 '16 Bath Chino x Cocoa Ecchi Swimsuits Yuri