Any fan with a creative streak could write 'fat sakura fanfic'. It could be a young fan who has just discovered the character Sakura and wants to put their own mark on her story. Or it could be an older, more seasoned fanfic writer who decides to add this new dimension to Sakura. There's no way to really know for sure without more information about the specific fanfic in question. It could be someone from anywhere in the world who has access to the source material that Sakura is from and has the desire to create their own fictional narrative around her.
It could be written by any fan who is interested in creating a story around sakura and the concept of tickling. Maybe some amateur writers who are fans of Japanese culture, anime, or manga, where sakura is a common and beloved element.
Since 'fat sakura fanfic' is a rather ambiguous term, it could be a lot of different things. It might be a fanfiction where the author has given a new spin to a character named Sakura by making her fat. This could be used to explore themes like body image, self - acceptance, or it could just be a part of a unique character design for a story that has a plot about Sakura's journey, her friendships, or her struggles in a fictional setting.
Mostly, fans of Anne write anne fanfic. It could be a young girl who identifies with Anne and wants to create a story where Anne has similar experiences as her. Or it could be an adult who has a deep appreciation for the character. There are also groups of fans who collaborate on writing anne fanfic, sharing ideas and building on each other's creativity to create unique stories about Anne.
It could be written by fans who are interested in the Cspacian concept. Maybe it's a small group of dedicated fans who have a shared vision of this Cspacian world and want to explore it through writing.
There could be many different people writing 'purinz fanfic'. It might be fans who are really into the concept of Purinz, whether it's part of a known franchise or something they've created themselves.
The writers of 'breeze fanfic' are most likely fans who want to expand on the 'breeze' concept. They could be part of an online community dedicated to the original work that features 'breeze'. These writers might have different motives. Some write it for fun, just to let their creativity flow and share their ideas with other fans. Others might be more serious and use it as a way to practice their writing skills, hoping to one day write their own original stories inspired by the 'breeze' they love so much.
There could be various people writing 'chemicalprof fanfic'. It might be written by students who have an interest in chemistry and want to create fictional stories about their professors. Or it could be written by fans of science - related fiction who find the idea of a chemistry professor as a central character interesting.
Most likely, it's written by fans of a particular media or concept that has some relation to aquariums and the idea of being stuck. It could be someone who has a passion for aquariums and also enjoys writing fan - created stories.
It could be written by fans of the original work that 'freezing' is related to. Maybe die - hard fans who love to explore different storylines and ideas within that particular universe.
There are various types of people who write Dalton fanfic. It could be avid readers who fell in love with a character named Dalton in a novel and decided to write their own spin - off stories. Or it could be viewers of a TV series or movie where Dalton appears. They might be amateur writers looking to explore their creativity, or even experienced writers who just enjoy writing fan - based stories about Dalton.