Hello, Thank you for uploading the previous request. I am collecting the works of サークル 4's Circle. This and This All links are dead. If you have any data, can I ask you to re-upload it?
Title : 内緒・だ・よ!
Romaji : It's-A-Secret!
Release Date : February 3, 2013
Dlsite Link : https://www.dlsite.com/maniax-touch/work/=/product_id/RJ109854.html