Title: Private Prince (プライベート・プリンス)
Creator: Enjouji Maki (円城寺マキ)
Length: 5 volumes
Status: Complete

His highness the prince of Estolia Wilfred became an exchange student in Eito University. His noble appearance and gentleman's manners quickly filled the campus with hysterical women's voices. Miyako also studies at that university and for her master's thesis, she is determined to interview the prince about his great-grandmother. But when she approaches him about it, she suddenly discovers "the dark side" of his character..?!

Joint project with Operation Boredom starting from Volume 3.