Yes, there are quite a few out there. You can start by looking on popular fanfiction websites like Archive of Our Own. Just search for 'kazehaya and sawako kiss' and you'll likely find some interesting stories.
If they were expecting a child in a fanfiction, it would be a huge turning point in their relationship. They would have to grow up even more quickly. Sawako, who is often shy, might become more assertive to protect her unborn child, while Kazehaya would surely be a loving and protective partner.
Yes, it's possible. Sawako and Kazehaya's characters are very much in love. A fanfiction about them having a baby could explore how they handle the joys and challenges of impending parenthood. It could show Kazehaya being supportive and Sawako growing in confidence as they anticipate the arrival of their child.
Archive of Our Own (AO3) is a great place to start. It has a large collection of fanfiction from various fandoms, and you're likely to find some kazehaya and sawako kiss fanfiction there.
Kiss Manga and Sun Ken Rock have no inherent connection. They might just be different works in the manga world, having their own unique storylines and fan bases.
The a to z doxy full comic could potentially have exciting adventures, unexpected plot twists, and visually appealing illustrations. However, without more details, it's hard to say exactly what it will entail.
The white plague doctor mask in cartoons often symbolizes mystery, fear, or a connection to historical epidemics. It adds an element of intrigue to the story.