Wow, so big! This is the new performer "Shinoma Yu" released by the evil empire "S1" on October 8, 2024. Doesn't this stage name sound pretty fun? Shinoma Yu—what's that about? Just look at the cover and you'll get it; this newcomer has an insane body, with J-cup massive breasts and an unrealistically tiny waist, so the studio describes her in the title as: "The slimmest J in amateur history." The "slim" refers to her waist, and the "J" is obviously her bra cup size. What's interesting is the keyword "amateur," which means "Shinoma Yu" has no gravure modeling background and has never been an idol—she's just an "ordinary person." How ordinary? Well, before entering the AV world, Shinoma Yu was a regular office worker; after graduating from university, she joined an ad agency, just like most young Japanese people, waking up early every day to cram into the train, working a full shift, and then dragging her tired body home to rest. By all rights, someone like her shouldn't end up as an AV actress, so how did she become an exclusive star for a top studio like "S1"? Turns out, amid her hectic office lady life, Shinoma Yu was thinking, "Do I really want to live like this forever?" while also craving to dive into a world she could never imagine. That's how she joined the agency "DINO" and caught the eye of the powerhouse "S1"—of course, her body is her biggest selling point, not just the extreme slim waist paired with J-cups, but "S1" calls her the strongest "hidden big breasts" in history, meaning that even though she was cramming into trains and grinding as a corporate drone every day, not many people noticed she had J-cup assets. So, even though she's an amateur, her persona is way more complex and layered than those next-gen pros. But all I, the reviewer, really want to know is: Are they real? In the video, they look so soft and jiggly! The way they move is incredibly realistic, even if they were enhanced, so I wouldn't dare jump to conclusions and say for sure if Shinoma's chest is natural or not. But at that level, it's more than good enough. Though her face might come across as a bit plain compared to other "S1" actresses, her body should give her a fair shot with the audience. Oh, and one more thing—seeing her exaggerated figure might make people think of Ria Yamane, with the same huge breasts and super slim waist, but let me remind you, while their bodies look pretty similar, Ria Yamane is 170 cm tall and incredibly popular, whereas Shinoma Yu is a full 10 cm shorter... so Ria is irreplaceable. Hopefully, Shinoma Yu can create her own legend!