KUMADA　YOKO　LEAKED
these are internal documents and extremely sensitive for studio. The photo taken is to verify the actress age and they understand what they are signing up for. From the ID you can see their real name,
DOB. From the news the leaked info includes Saika Kawakita, RION, Kirara Asuka, Tsukasa Aoi and Arina Hashimoto. Someone verified the Saika Kawakita ID, her DOB and the name is real. Most likely they really holding the video.