Do you know where, I could find Kira Kira Labyrinth Chapter 7 , I don't mind if it's not in English?

Hi , recently I'm reading Kira Kira Labyrinth, and i finished reading to chapter 6 (the end of volume 1 ) . but I really wish that I could read the second volume as well, but I searched everywhere online, I still can't find it! Please help! >o<