Kyurun functions as an ambulance, actively supporting community assistance and protection efforts. She responds to emergencies, provides aid like alleviating children's discomfort and assists with daily tasks such as changing clothes. Kyurun frequently partners with Mimii on care-oriented missions, including soothing children to sleep and resolving dietary issues like picky eating.

Her interests encompass singing, appreciating cute aesthetics, and dressing up. She identifies the bow-shaped light on her design as a distinctive charm point. During episodic activities, she engages in scenarios like volunteering at a café and participating in seasonal events such as decorating Christmas trees. In one narrative instance, she aids a young tanuki in selecting a gift for a friend.

Her name derives from the Japanese term "kyukyusha," meaning ambulance, reflecting her role and function.