No. 'Five Nights at Freddy's' novels are horror - themed, which may not be suitable for very young children. They contain elements of suspense, violence, and disturbing imagery that could be too intense for some.
I'm not sure if it's popular. There are so many fanfics out there that it's hard to gauge the popularity of one specific one without looking at relevant fanfic platforms and their statistics.
The title 'spooky's house of jumpscares lemon fanfic' is rather mysterious. 'Spooky's house of jumpscares' sounds like a story set in a haunted or creepy location where there are lots of sudden frights. As for the 'lemon' part in fanfic, it can mean different things. It might be that there are some steamy or suggestive scenes in the story, but it could also just be a term used to make the title more eye - catching or unique. Without actually reading the fanfic, it's difficult to be more precise about its content.
Back to 1998 was a short drama with a total of 100 episodes. The story was about a gambler who accidentally returned to 1998 after his family broke down. He decided to start over, put down his bad habits, and work hard to build a business empire with the mindset of 2022. This short drama was starred by Jin Meichen, Chen Junyu, Zhu Binyu, Mo Zixuan, and Ye Quanxi.
Back to 1998 was a short drama with a total of 100 episodes. The story was about a gambler who accidentally returned to 1998 after his family broke down. He decided to start over, put down his bad habits, and work hard to build a business empire with the mindset of 2022. However, the search results did not mention other details about the short series, such as the cast, plot development, etc.
There could be a villainous character in the fanfic as well. This could be a dark entity that controls the house of jumpscares and is trying to keep Naruto trapped inside. So Naruto, his potential friends who come to his aid, and this villainous entity would be the main characters in the story.
No. Fanfictions with 'lemon' in the title often imply adult or sexual content, which is not suitable for all ages. 'Five Nights at Freddy's' is a popular horror game, but this kind of fanfiction with inappropriate elements goes against the general family - friendly nature of the original work.