Name: Suitei Orbifolia (tentative). Gender: Male. First person: I (boku). Second person: Usually you (kimi). Tone: Uses "dayo," "dane," "kana." A bit childish but speaks normally. Appearance: Blue hair, red eyes, gray clothes, brown hat. Personality: Cheerful and a bit of a jokester. In the shorts, he's nothing but spoilers. He is the concept of the Universe; he is powerful and can manipulate gravity.

Name: Unreal. First person: I (watashi). Second person: You (anata) / First name + san. Tone: Uses "kashira," "nanoyo," "ne," etc. Personality: Easygoing and airheaded. Her behavior is so fluffy it's hard to tell her true intentions. However, she is surprisingly thoughtful and treasures her comrades. She is the leader figure of the group. Overall, she exudes a mysterious atmosphere. Appearance: White semi-long hair, blue eyes (turn red when using abilities), black clothes. Carries a scythe. She is the concept of Reality and Unreality, possessing the ability to move between the real world and "Unreal Space," where different laws apply.

Name: Kanon Orbifolia. First person: I (watashi). Second person: Usually calls others by their names. Calls her siblings Goethe-ane, Cera-ani, etc. Tone: Normal. Personality: Serious and timid. She is exceptionally cautious and usually takes a long time to trust others. However, despite being serious and timid, she has many sides—sometimes joining in on mischief, other times standing up to threats. Appearance: Blue hair, red eyes, red clothes. One of the Hoshimori. The 10th of 12 siblings, with a younger twin sister, Chloros. As the Guardian of Aquarius, she uses her magic item, the Water-Pouring Jar, as a vessel to fill and manipulate water.

Name: Chloros Orbifolia. First person: I (atashi). Second person: Usually calls others by their names. Calls her siblings Onee-chan or Onii-chan. Tone: Uses "damon," "dayo," etc. Normal way of speaking. Appearance: Long purple hair, white shirt, wears a black skirt. Personality: Bright and innocent. One of the Hoshimori. The 11th of 12 siblings, the Guardian of Pisces.

Name: Pelzette Apocrypha. First person: I (atashi). Second person: Usually calls others by their names. Calls siblings Onee-chan or Onii-chan. Tone: Normal. Appearance: Purple hair, red eyes, wears black clothes. Personality: Cheerful but has a devious side. One of the Hoshimori. The youngest of 12 siblings, the Guardian of Ophiuchus. She can devour the power of others, but she isn't actually that strong.

Name: Goethe. First person: Goethe (refers to self by name). Second person: Usually calls others by their names. Calls Ceratifolia "Onii-sama." Tone: Uses "nanodesu," "desuka," etc. Appearance: Black hair, blue eyes, wears black kimono-style clothes. Personality: A bit bratty, but a good kid who cares for her family at heart. She has the most youthful appearance among the group. Usually expressionless, she has a "strange girl" vibe where you can't tell what she's thinking. One of the Hoshimori. The 9th of 12 siblings, the Guardian of Capricorn. Her ability is "Devil Contract," themed after the 72 demons of Solomon. She often misses her teleportation targets.

Name: Liber Calm. First person: I (ore). Second person: Usually calls everyone by their names. Calls strangers "you" (anta). Tone: Uses "daze," etc. (rough/casual). Appearance: Short white hair, wears green clothes. Personality: Calm. Among the eccentric members, he is the voice of reason and the straight man. One of the Hoshimori. The Guardian of Sagittarius. He fights in a rather meatheaded style, firing and manipulating massive amounts of arrows for attack or using them for defense.

Name: Pamela Reuse. First person: I (watashi). Second person: Usually calls others "you" (anata). Calls younger sisters "-chan," Ceratifolia "Onii-sama," and Leona "Leona-oneesama." Tone: Uses "desu," "masu," etc. Generally polite. Appearance: Long brown hair, white shirt, red tie. Personality: Strong sense of justice. She will put herself on the line for her family. One of the Hoshimori. The 3rd of 12 siblings, the Guardian of Virgo. Not suited for combat, but tries her best for her family. Every time Goethe or others call her by her name without honorifics, she shows a strange, stubborn obsession, insisting, "Please call me Big Sister!" Her unwavering nature in any situation is one of her good points.

Name: Leona. First person: I (watashi). Second person: Usually calls everyone by their names. Calls strangers "you" (anta). Tone: Uses "dene," "darou," etc. (big-sisterly/tomboyish). Appearance: Long yellow hair, wears yellow clothes. Personality: Family-oriented with a competitive streak. One of the Hoshimori. The 2nd of 12 siblings and the eldest daughter. The Guardian of Leo, she fights using her natural superhuman strength.

Name: Ceratifolia. Everyone usually calls him by the nickname Cera-ani. First person: I (ore). Second person: Usually calls others by their names. Tone: Uses "da," etc. Speaks in short, definitive sentences. Appearance: Short blonde hair, wears black clothes. Personality: Reticent and calm. He speaks little and is often perceived as scary at first, but he is actually the kindest person among the Hoshimori. Like Goethe, he is usually expressionless and mysterious, making it hard to know what he's thinking. One of the Hoshimori. The eldest son of 12 siblings, the Guardian of Libra. He can manipulate the power balance by weighing an object's speed, vitality, etc., on his scales, but he can only weigh one thing at a time.