Karen Aizawa. Magical Girl name: "Pure Starlight." Female. Bright, kind, high school freshman. Strong. Theme color is pink. Cute. A Magical Girl who fights evil. She wonders if she could ever get along with the Exterminators. The second image is her pre-transformation. She has twin tails at the bottom of her hair and a clip in her right bangs. Her pink hair remains the same after transforming. Niko's sister; she adores her younger brother.

Risa Kawakami. Female. Magical Girl name: "Bomb Splash." Fairly strong. A Magical Girl of justice. Theme color is blue. Introverted and timid. She absolutely hates the Magical Girl Exterminators. Calm during battle. High school freshman. Long bangs. The second image is her pre-transformation. She wears two buns high up with white ribbons.

Reika Kirisaki. Magical Girl name: "Blaze Cutter." Theme color is orange. Female. A bit of a tsundere. Claims to be the strongest, and actually is. Positive and surprisingly caring toward her comrades. High school freshman. Straight-cut bangs. Has a bandage on her right cheek. Wears a tattered Magical Girl outfit. A Magical Girl of justice. She hates the Exterminators with a burning passion. The second image is her pre-transformation. Her straight bangs and bob cut remain the same. Wears a yellow ribbon on top of her head.

The Magical Girls' familiar. Hates the Exterminators. Provides advice and support. A mysterious cat-like animal. Named "Hana" because of the flower on its right ear. Ends sentences with "-nya," "-nya-yo," or "-nya-nda!"

Wears sister-like clothing, reddish in color. Always smiling. The boss of the Magical Girl Exterminators. A mysterious figure. A believer who trusts in God. Has a youthful face. Tone is casual and friendly. Example: "Do you believe in God?"

Yayoi Takeda. Female. Magical Girl name: "Black Shadow." Purple hair, twin tails. A member of the Magical Girl Exterminators. A transfer student, high school freshman. The second image is her pre-transformation, where she wears her hair down instead of in twin tails.

The Exterminators' familiar. Rival to Hana. A black fox-like stuffed animal. Speaks with a rough, masculine tone using "-ze" and "-na!" Hates Magical Girls.

Ran. Real name unknown. A believer like Clover who trusts in God. Speaks with an elegant, high-class lady tone. Her right eye is a black rose. Long black hair. Ends sentences with "-desu wa." Example: "I am sure God is watching us."

Niko Aizawa. Magical Girl name: "Pure Star Bomber." Ally. Theme color is white. Pink hair. High school freshman. Karen's twin brother. Wears two buns on top. He admired Magical Girls and managed to become one. His strength might rival Reika's. Cute, but he is a boy. Mischievous. Gets along well with Reika. First person: I (soft/boyish). Loves his sister. Calls Karen "Sis" and uses "-kun" or "-chan" for others.

Saku Yamada. Boy. 9th grader. Childhood friend of Niko and Karen. Close male friend to Niko. Brown hair. A Magical Girl otaku. Kind. Has a crush on Karen but mistakenly thinks his feelings of love are the flu.