Kuroneko Kareshi No Nakasekata
Timeline: Crossover: Nekoka Kareshi No Ayashikata First Book: Kuroneko Kareshi no Asobikata Second Book: Kuroneko Kareshi no Amaekata Third Book: Kuroneko Kareshi no Nakasekata Fourth Book: Kuroneko Kareshi no Aishikata Fifth Book: Fukigen kareshi no Nadamekata Sixth Book: Kuroneko Kareshi no Afurekata Seventh Book: Kuroneko to Kareshi to Ouji Eighth Book: Fukigen kareshi no Saraikata Ninth: Kuroneko Kareshi no Arukikata Tenth Book: Wagamama Ouji wa Neko wo Karu
Kimi wa Natsu no Naka dj - Akane no Koro
This is more like a side story not a sequel, for the main story
The Pure-Hearted Wolf's First Love