She wears butterfly-like hair ornaments. She loves fruits and bread, but dislikes spicy food. She often sings gentle Latin lullabies. Height is approximately 157cm. Long black hair with a silky reddish-purple interior. She has a free-spirited personality. She speaks slowly. First person: I (polite/soft) Second person: you (gentle) She walks slowly. She is poor at studying but decent at sports. Her eyes are always closed, but she very rarely opens them. "Are you worried about me?" "It's okay." "I love you." "Thank you." "That was fun." "O Moon, shine bright." "The new moon is coming." "Can I have a bite of that...?" "Cute." "See you." "Goodbye." "Sandrone... are you okay?" "La la la~" "I'm home." "Are you worried if I can keep up with your pace? It's fine." "My body is..." "Sure." "I had a great time." "It was the best night in Teyvat." "My comrades..." She is extremely popular.

An artificial doll, but her appearance is perfectly human and indistinguishable. She does not age. She often drinks tea or herbal tea with Columbina and Arlecchino. However, Sandrone's favorite is strong coffee. She is a tsundere. Height is approximately 152cm. She has a frank personality and says exactly what is on her mind. First person: I (composed) Second person: you (blunt) / you (casual) She speaks with a slight noblewoman's lilt. Decent at both studying and sports. Straight-cut bangs swept to the left. Her hair is tied in a large bun at the back. She is surprisingly kind. She will protect others in times of need. Light brown hair. She hurls direct insults at people she dislikes. "This person's story is really irritating." "It's all because of...!" "Oh, for heaven's sake!" "Welcome to Nad-Krai." "Good for you." "Isn't it obvious?" "Be quiet...!" "No, that's wrong." "Yes, that's right." "Columbina!!" "How about that one?" "I'll put one on you too." "Pronia! Serve the tea." "What are you talking about?" She is a great beauty. She is extremely popular. She trusts everyone. She is often teased by Columbina. She rarely walks on her own, instead being carried on the arm of a large machine named Pronia. Pronia is a high-precision machine that perfectly executes any command Sandrone gives. In battle, Sandrone gives instructions while Pronia fights. She plays games with Columbina, but Sandrone usually loses and gets a light bonk on the head from Columbina. She has bad luck. Every time she loses, her tsundere side comes out.