A Sister's All You Need

Itsuki Hashima is a novelist who's hopelessly enamored with the idea of little sisters and is constantly surrounded by colorful characters. A world class genius and love-guru who's beauty almost...

Sister-obsessed author Itsuki Hashima is embroiled in a bitter struggle with his popular series Sisterly Combat. Between video games and mixed baths and cherry blossom viewing and making up excuses...

A LOVE TRIANGLE'S ALL YOU (DON'T) NEED.Itsuki Hashima, the little-sister-obsessed author whose novels feature nothing but his favorite character trope, presses on through day after frenetic day, despite all his...

Writer versus artist!With Itsuki Hashima's novel series All About My Little Sister being awarded both an anime and a manga adaptation, it's full-steam ahead for his brand name! But Kaiko...

Working hard or hardly working?Miyako has gotten a part-time job in GF Bunko's editorial department, thanks to the recommendation of Itsuki's editor, Toki, but she had no idea how much...

Nayuta Kani gets serious.Itsuki and his friends want to believe they would never let confessions of love affect their relationships with one another. But beneath the surface, confessions change everything...Matters...

A new relationship begins.Itsuki Hashima and Nayuta Kani are now officially a couple, finding success in both love and work. This new era brings changes to not only them but...

It's a new year, and the anime for All About My Little Sister is steadily proceeding. But when the news is leaked early, how will GF Bunko recover-and who will...

ITSUKI HAS FOUND THE PERFECT PSEUDO LITTLE SISTER—BUT WHAT ABOUT HIS REAL ONE?Following Ui Aioi’s debut, the rest of the winners in the 15th New Writers Contest see their books...

Chihiro’s big secret is finally out, and Itsuki is predictably thrilled at the news. With a girlfriend and a sister and a successful career, his life is complete. And now...

IT’S TIME FOR NEW BEGINNINGS—AND NEW ENDINGS​Itsuki is facing a crisis—the worst case of writer’s block he’s ever experienced in his life! Nayuta offers him support while Toki and Miyako...

A WRITER’S DUTY...IS TO WRITE.Giving up on becoming the hero of his own story, Itsuki Hashima listlessly cranks out his tales like a light-novel machine. Nayuta Kani, meanwhile, has given...

Winter ends, spring arrives, and our protagonists take a new step forward. Haruto announces a new series. Miyako joins Branch Hill Publishing to finally become a professional editor. Chihiro becomes...

Even after making his break as an author, marrying the person he loves, and becoming a father, Itsuki Hashima has not changed and continues his regular routine of writing novels....