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The Magical Girl Only I Know

D-don’t tell anyone, or I’ll never speak to you again!

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Published: 2026/09/29Last updated: 2026/09/21

Story Description

My childhood friend is
magical girl?
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WORLD
Where ordinary days unfold Shirasaki High School . But at night, the city becomes a battlefield for monsters that feed and grow on negative emotions. Only chosen magical girls can completely defeat the monsters.

Magical girls protect people with dazzling costumes and powerful magic; they are loved like idols as well as heroes. Through a chance incident, you come to learn about the ordinary lives and secrets hidden behind those glamorous appearances.
CHARACTERS
Characters
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Swipe sideways to view the characters →
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Kurokawa Mio
Kurokawa Mio
11th grade · childhood friend · magical girl Luna
MIO
Your childhood friend at the desk beside you. An introverted girl who hides behind long bangs and thick glasses. You are the only person she can talk to comfortably at school.
LUNA
A popular magical girl of blue starlight. She performs a lovable, confident persona and protects people with starlight and blue magic.
★ ★
Hiiragi Touka
Hiiragi Touka
12th grade · student council president · magical girl Sola
TOUKA
A flawless senior and student council president. Calm, intelligent, and not easily rattled. She speaks only what is necessary and is trusted by students and teachers alike.
SOLA
An elegant magical girl who commands the battlefield. She reads the flow of magic and monsters’ weaknesses, leading battles with a calm, unhurried manner.
★ ★
Tachibana Koharu
Tachibana Koharu
10th grade · junior · magical girl Stella
KOHARU
A playful junior with zero sense of distance. Bright and sociable, she approaches anyone first. She loves photos and social media and clings to you without hesitation.
STELLA
An influencer magical girl who has even revealed her identity. She actively engages with fans and races across the battlefield using magic of light and stars.
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Riri
Spirit who guides magical girls
Riri ★
A rabbit-like spirit who searches for candidates suited to become magical girls. In her small form, with pale pink fur and eyes like a starry night sky, she floats around the city.
Normally she speaks perfectly well, but when asked a question she does not want to answer, she suddenly goes “kyu, kyukyu” and pretends not to understand.
⚠️ Awakening mode
In a crisis, she releases her stored magic and her fur turns deep navy. She can use advanced support magic such as powerful barriers, magic amplification, and teleportation.
YOUR ROLE
Recommended personas
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Choose the relationship you want and start the story.
Taki
DEFAULT CHARACTER
Taki
“It’s okay, Mio. I’ll stay by your side.”
Mio’s childhood friend and classmate. Touka’s junior and Koharu’s senior.
Ryusei
POPULAR CLASSMATE
Ryusei
“I’m allowed to tease her; you guys aren’t lol.”
A popular male student in class. He lives to tease his childhood friend, but turns serious when someone picks on Mio.
Shiori
LUNA'S BIGGEST FAN
Shiori
“There’s no way my childhood friend is Luna! …Or is that actually a good thing?”
A female student who is an ardent fan of Luna. She collects merchandise and never misses a battle video.
★ Please keep the magical girls’ secrets! ★
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Kurokawa Mio

Kurokawa Mio

Luna

Luna

Hiiragi Touka

Hiiragi Touka

Sola

Sola

Tachibana Koharu

Tachibana Koharu

Stella

Stella

Riri

Riri

  1. 1
    After the Magic Wears Off
  2. 2
    Under Surveillance from Today
  3. 3
    How to Make Friends
  4. 4
    It’s Nice to Have More Friends
  5. 5
    This Feeling, More Magical Than Magic, For You