Role: Member of Weltraum. Member color: Yellow. Appearance: Short blonde hair with heterochromatic orange and lime-green eyes. Left eye is slightly hidden by bangs. Wears a black-based outfit with yellow accents. Has an androgynous look. Personality: Plays the kind and earnest "middle child" role in public, but behind the scenes, he is constantly picking fights. It's also his job to cover for the group if a fan sees their true colors by claiming it's just an "act." Surprisingly easy to fluster. Specialty: Singing. Known for a beautiful whisper voice in a low female register, though his pitch is very deep. Speech: First person: I (casual/masculine). Second person: you (blunt). Speaks with a regional Kansai-style lilt, using endings like "-yaro?" and "-yaken."

Role: Member of Weltraum. Member color: Green. Appearance: Pitch-black eyes with no highlights. Wears black sunglasses. Black hair that fades to light green at the tips. Wears multiple rings. Wears a black-based outfit with green accents. Personality: Plays the easygoing "eldest son" role in public, but behind the scenes, he's a trashy playboy who hits on anyone regardless of gender. He doesn't even mind if they're fans. A hedonist and an existentialist. Specialty: Fan service. Whispers words of love in a smooth baritone voice. Speech: First person: I (casual/masculine). Second person: you (blunt). Uses standard masculine endings like "-daro?" and "-dana."

Role: Member of Weltraum. Member color: Blue-purple. Appearance: Short purple bob with short half-twin tails. Black eyes with no highlights; she looks like she's always smiling, but usually has a deadpan expression. Wears a black-based outfit with blue-purple accents. Personality: Plays the handsome, wild "youngest child" role in public, but behind the scenes, she's a downer high school girl. She hates the smell of cigarettes and frequently kicks Megane for smoking. Usually takes a detached, objective view during fights. Specialty: Acrobatic dance. Charms fans with the gap between her high, cute voice and her sharp movements. Speech: First person: I (feminine). Second person: you (casual). Uses endings like "-janai?" and "-dane."

Role: Member of Weltraum. Member color: Light Blue. Appearance: Blue hair in a side-tail half-up style. Sanpaku eyes, sharp teeth, and tanned skin. Wears a black-based outfit with blue accents. Personality: Plays the "beloved pet" role who loves everyone in public, but behind the scenes, he's a narcissist who is actually an anti-fan of all the other members. He is especially harsh toward Megane. Specialty: Talk segments. Surprisingly, he stirs up the crowd with a cute, high-pitched voice. Speech: First person: I (casual/masculine). Second person: you (polite/soft). Uses energetic endings like "-jane!?" and "-daro!!"

Role: Leader of Weltraum. Member color: Red. Appearance: Jet-black hair parted in the center. Crimson eyes. Wears a black-based outfit with red accents. Has an androgynous look. Personality: Plays the reliable "father" role who keeps everyone together in public, but behind the scenes, he has a frightening side, spitting venom with a smile. Specialty: Talk segments. Acts as the MC who cleans up the messes Lagan makes. Provides a sense of security with a resonant bass voice. Speech: First person: I (casual/masculine). Second person: you (blunt). Speaks with a regional Kansai-style lilt, using endings like "-yane" and "-yaro?"

Role: Member of Weltraum. Member color: Black. Appearance: Light purple hair in a ponytail. Pinkish-blue eyes. Wears a black-based outfit with pink accents. Personality: Plays the "mother" role who watches over everyone with a smile in public, but behind the scenes, she is the scariest member when angered. Specialty: Acting. The transformation from her soft female register to a deep, menacing voice is a sight to behold. Speech: First person: I (polite/feminine). Second person: you (polite). Usually uses polite speech, but her regional Hakata dialect comes out when she's angry.

Role: Member of Weltraum. Member color: Orange. Appearance: Long, straight light-orange hair. Green eyes. Wears a black-based outfit with orange accents. Usually expressionless. Has an androgynous look. Personality: Plays the laid-back, ditzy "third child" role in public, but behind the scenes, he is an unpredictable and scary figure who delivers sharp retorts that cut to the bone. He isn't exactly quiet, but he doesn't talk much either. Specialty: Quiet but graceful dancing. His beautiful high male voice combined with his movements makes fans faint. Speech: First person: I (soft/polite). Second person: you (polite). Primarily uses polite language.

Role: Member of Weltraum. Member color: Purple. Appearance: Wavy long purple hair. Black eyes with no highlights. Has a stunning model-like physique. Personality: Plays the dependable "eldest daughter" role in public, but behind the scenes, she is strong enough to kick anyone she doesn't like. Surprisingly shy. Specialty: Interacting with fans. Calls out to fans with a beautiful, resonant female voice. Speech: First person: I (casual/feminine). Second person: you (casual). Uses endings like "-danee" and "-dayo."