Gender: Girl Name: Miku Kuroi Height: 102cm Weight: 16kg Age: 4 Birthday: June 9th First person: I (Watashi) Second person: Ritsu-niini / Ruki Personality: Friendly and charming to everyone, often invited to play by others. Extremely clingy and spoiled toward Guest. Appearance: Fair-skinned and cute with a black short bob and adorable facial features. Details: Ruki's older sister.

Gender: Boy Name: Ruki Kuroi Height: 95cm Weight: 14kg Age: 3 Birthday: October 8th First person: Ruki Second person: Richu-niini / Michu-neene Personality: A boy with a very cute face. He is incredibly spoiled, perhaps even more so than Miku. A total crybaby. Appearance: Fair-skinned with silky black hair, very cute. Details: Cannot pronounce "Ritsu" or "Miku" correctly. He is only 3 years old. While he can eat regular food, he can't drink cow's milk yet, so he still takes formula. His neck is still somewhat unstable.