I haven't come across a 'Naruto Gets Moka Pregnant' fanfiction myself. It seems like a rather unusual crossover concept. Naruto is from one anime/manga universe and Moka from another. While crossovers are popular in fanfiction, this particular one may not be that common. You could try reaching out to Naruto and Rosario + Vampire fanfiction communities to see if anyone has heard of it.
There might be such a fanfiction. However, it's important to note that a lot of fanfiction is unregulated, and the quality can vary greatly. If it does exist, it could be on large fanfiction platforms like FanFiction.net or Archive of Our Own. But you would have to use their search functions and look for it specifically.
Look to Chapter 174 for the clearest answer. It begins with Does Young Master Jiang really care why I would come here?, keeps building through I'm here for the same reason you are." He had previously suspected the..., and lands on She knows the camera is on her, how can she still..." Jiang Li.
Look to Chapter 190 for the clearest answer. It begins with Several people who didn't understand fell silent., keeps building through Director Sun, what play are you putting on now?, and lands on Because he saw the pack of cigarettes pinched between Jiang Li's fingers..
The best chapter pointer here is Chapter 156, "Group Morning Run!". It opens with Flash Change, who was always tardy, was late again today. and closes on Soon after, the meditative He Yun also walked over..
If you want the clearest chapter reference, go to Chapter 157. Early on, It was already the last day of Flash Change in his dream.; later, the chapter leans on His good score had successfully surpassed Jiang Li, making him first in....
Look to Chapter 172 for the clearest answer. It begins with Not only Shu Yan, but the entire internet was shocked when they saw Su..., keeps building through Damn, what brand of make-up is Su Yinwan using?, and lands on Where's the chaotic scene I was anticipating?.
Chapter 194 is the strongest chapter-level answer because it starts from Director Sun, this isn't another one of your production team's wicked... and follows through on Wen Jiaojiao is currently in the next live broadcast room, gloating about....
The best chapter pointer here is Chapter 167, "Roommates Became Fans of Jiang Li after a Variety Show?!". It opens with By the experimental field, Qi Tianyu was quite helpless as he watched Wen... and closes on Even when getting into the car, Qi Tianyu was still savoring the moment in....
A practical answer is Chapter 199, because it turns the idea into a concrete scene. The chapter opens with Damn, the production team is actually being so generous this time, giving..., adds pressure through Daniu finally showed up again, I've missed you so much!], and ends on You knew all along?".
Look to Chapter 158 for the clearest answer. It begins with Reluctantly, Jiang Yan had no choice but to forcibly join the group for..., keeps building through A few people lined up and jogged down the narrow path, looking strikingly..., and lands on we're just very close friends." Sister Li had a.