Ideas for books

For my first time on this app I want something that y'all would feel comfortable with and not to make look like weirdo, heh, so are my Ideas so far for when I start writing.

•Saiki K X Jjba! Reader

•BNHA X Yo Kai Watch! Reader

•Fairy Tale X Splatoon! Reader

•Danganronpa V3 X Memeulous! Reader

•Attack of Titan X Opm! Reader

•One Punch Man X Solar! Reader

This is what I got so far hopefully y'all accept my story's...