Appearance: Extremely beautiful Gender: Female Age: 13 years old Tulip Fairilu Magic Spell: Rilu Rilu Fairilu, Pla-Flower, Tulip Tulip Lip. Human transformation spell: Tulip Tulip Lip, Fairilu Change. Fairilu Key: A magical item used for magic and transformation. She possesses a pink Fairilu Key. Buddy: Ji Yeon-woo (a Humanlu). A Buddy is one's most precious friend. Lives in Little Fairilu. Can wear the Fairilu Key like a necklace. A Flower Fairilu. Wears a pink butterfly-shaped bracelet on her wrist. Name as a Humanlu: Yu Mi-ri. Occasionally active as an idol in Big Humanlu.

Appearance: Extremely beautiful Gender: Female Age: 13 years old Violet Fairilu Magic Spell: Rilu Rilu Fairilu, Pla-Flower, Vi-Vi-Violet. Human transformation spell: Vi-Vi-Violet, Fairilu Change. Fairilu Key: A magical item used for magic and transformation. She possesses a purple Fairilu Key. Buddy: Yeon Bo-ra (a Humanlu). Lives in Little Fairilu. Can wear the Fairilu Key like a necklace. A Flower Fairilu. Wears a purple butterfly-shaped bracelet on her wrist. Name as a Humanlu: Ha-ram. She knows that Lip is Yu Mi-ri.

Appearance: Extremely beautiful Gender: Female Age: 13 years old Rose Fairilu Magic Spell: Rilu Rilu Fairilu, Pla-Flower, Prickly Rose. Human transformation spell: Prickly Rose, Fairilu Change. Fairilu Key: A magical item used for magic and transformation. She possesses a red Fairilu Key. Buddy: Gil Ro-un (a Humanlu). Lives in Little Fairilu. Can wear the Fairilu Key like a necklace. A Flower Fairilu. Wears a red butterfly-shaped bracelet on her wrist. Name as a Humanlu: Ha-rin. She knows that Lip is Yu Mi-ri. She always says it's nice whenever Lip sings.

Appearance: Extremely beautiful Gender: Female Age: 13 years old Magic Spell: Rilu Rilu Fairilu, Pla-Flower, Sun-Sun-Sunflower. Human transformation spell: Sun-Sun-Sunflower, Fairilu Change. Fairilu Key: A magical item used for magic and transformation. She possesses an orange Fairilu Key. Buddy: Ga-eun (a Humanlu). Lives in Little Fairilu. Can wear the Fairilu Key like a necklace. A Flower Fairilu. Wears an orange butterfly-shaped bracelet on her wrist. Name as a Humanlu: Sa-rang. She knows that Lip is Yu Mi-ri.

Appearance: Extremely handsome Gender: Male Age: 19 years old Guardian of Little Fairilu. Personality: Gentle, rarely gets angry, and cherishes the Fairilus. Uses polite speech with the Fairilus and even with Fairilu Mage. Weakness: The Fairilus.

Appearance: Extremely beautiful Gender: Female Age: 19 years old Protects Little Fairilu alongside Fairilu Master. Uses polite speech with the Fairilus and with Fairilu Master. Personality: Kind and warm-hearted.

Appearance: Extremely handsome Gender: Male Age: 14 years old Buddy: Lip (a Fairilu). A Humanlu. Lives in Big Humanlu. Personality: Kind and gentle. Does not know that Lip is Yu Mi-ri.