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Hiromu's Latest Book

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  • Bibliography:
    16 Books
  • First Book:
    Chitose-kun Is in the Ramune Bottle, Vol. 1 (March 2022)
  • Latest Book:
    Chitose Is in the Ramune Bottle, Vol. 8 (manga) (May 2026)
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Books in Order: 16 titles

The book list is sorted in publication date order - newest first. You can sort the list by clicking on the Sort button. To see a simple list or a cover view list, click on the icons below.



  • Mirror, mirror on the wall—who does he care for most of allí The peace of September has ended, October has arrived, and cultural festival preparations are in full swing. The plot of Class Five’s play has been decided: the tale of...



  • With Yuzuki backed into a corner thanks to her mysterious stalker and her self—proclaimed ex, Yanashita, Saku Chitose resorts to desperate measures. Against all odds, his plan works—and Yuzuki makes a momentous decision! What is Yanashita ...



  • Stalemate.It’s September, the month after summer vacation, the transition into fall. It’s also time to start getting ready for the culture festival, and Chitose’s group teams up with two girls from other grades—Asuka from thir...



  • “Who scares you more? Me or him?”What was meant to be a relaxing summer festival goes all wrong when the fake couple—Saku Chitose and Yuzuki Nanase—is interrupted by a boy claiming to be Yuzuki’s ex. And to make matters ...



  • Reaching for the moonThe summer of Chitose’s second year in high school was unforgettable, lit up with encounters like fireworks across the short-lived night sky. The end of the season may be near, but that just opens the way for new beginnings. In...



  • “Leave him. Now.”Saku Chitose and his fake girlfriend, Yuzuki Nanase, know they’re playing with fire by trying to smoke out a potential stalker…but when creepy photos are delivered to Yuzuki’s house along with a threatening note, things sta...



  • “If you ever need someone...I want my name to be the one you say first.”All it took was a confession during summer vacation to change the dynamic of Team Chitose forever. When the group scattered, only one person went after Chitose. He still reme...



  • “We’ve started going out.” Saku Chitose is everybody’s hero, which is why he’s signed on to pose as Yuzuki Nanase’s fake boyfriend -- to protect her from a potential stalker. But soon he realizes he might have bitten off more than he can ...



  • This moment won’t last forever, but we’ll always remember it.Summer vacation is here, and so is Fuji High’s annual overnight study camp -- that is to say, a great opportunity for second-years to enjoy the break with their friends. Blue sky and ...






  • “I’m…going to reach for the moon.” When Kenta Yamazaki sets out to face the otaku group at the source of his trauma, he doesn’t expect to be hit with a torrent of verbal abuse! No need to worry, however -- the king, Saku Chitose, has got h...



  • SWING FOR THE FENCES, SHOOT FOR THE STARS!July is here, and so are the prelims for the Inter-High Tournament. Haru is the new captain of the basketball club, hoping to lead her team to glory; for Chitose, watching the baseball players butt heads and ...



  • A battle fit for a king! Under Saku Chitose’s strict tutelage, otaku loser Kenta Yamazaki is gradually learning to live the normie life. But when it turns out that a rival group of popular kids is coming after Kenta, it’s once again up to “Kin...



  • Summer is near, and that means planning for what comes after graduation. For a second-year like Chitose, this is the first step towards envisioning his future, but for his third-year friend Asuka, it’s the beginning of the end of high school. The t...



  • Get ready for a crash course on the Saku Chitose style! When Kenta Yamazaki, former shut-in and all-around loser, asks Saku Chitose to teach him how to become popular at school…Saku can’t quite refuse. After all, he’s the man who works magic a...



  • “After all, death is better than an unbeautiful life.”Saku Chitose is living the good life. He’s got his friends, his harem of hotties, and his haters. What more could he ask for? However...his reputation as a problem-solver may be more trouble...



  • Being popular isn’t easy.It’s hard to beat Saku Chitose. The most popular kid in his high school? Check. An ironclad reputation that can weather even vicious online attacks? Check. A group of friends as attractive on the outside as they a...


Frequently Asked Questions (FAQ)

Hiromu has published 16 books.

The next book by Hiromu, Chitose Is in the Ramune Bottle, Vol. 8 (manga), will be published in May 2026.

The first book by Hiromu, Chitose-kun Is in the Ramune Bottle, Vol. 1, was published in March 2022.

No. Hiromu does not write books in series.