She's an Ultimate Botanist but she strongly dislikes the manual labor that is involved. She's the Foolish to Yuki's Responsible. Yuki Matarada is the Ultimate Physicist, and her older twin brother. He is very responsible and much quieter than Sui is. She’s cheerful, energetic and very friendly. She knows everything there is about flowers and planting them, but she has a bright and lively personality. She prefers to relax and goof off then put so much work into her projects. 