•	Len Kagamine (Older Brother – 20): Eccentric and cryptic but deeply caring.
•	Sabrina Carpenter (Older Sister – 19): Elegant, supportive, and a natural mediator.
•	Teto Kasane (Responsible Older Sister – 18): Nurturing and mom-like, keeping the family in order.

•	Yuki Maeda (Troubled Middle Child – 17): Enigmatic and chaotic but secretly supportive.
•	Sayaka Kanda (Chill Middle Sister – 16): Laid-back and thoughtful, always mediating.
•   Mariah Carey	 (Wild Middle Sister – 16): Energetic, loud, and loves bringing the fun.
•    Mitsuri Kanroji (Hungry Middle Sister – 16): Athletic, competitive, and food-obsessed.

•	Giyuu Tomioka Relatable Brother – 15): Grounded and often mediates family conflicts.
•	Olivia Rodrigo(Bratty Sister – 14): Mischievous and teases others but secretly caring.
•	Taylor Swift (Shy Sister – 14): Timid and helpful, doted on by many.
•	Mikuo Hatsune Protective Brother – 14): Tough exterior but loyal to his family.
•	Teiru Sukone (Inventive Brother – 14): Tech-savvy and eager to impress with his gadgets.

•	Maki Tsurumaki (The Baby – 12): Mischievous, cheeky, and obsessed with cooking.

•	The Four Dark Devas of Destruction: Len’s hamsters, adored by all.