Churuya-san, also known as Tsuruya, is a fictional character from the anime series "Suzumiya Haruhi no Yuuutsu" (The Melancholy of Haruhi Suzumiya). She is known for her energetic and cheerful personality, often characterized by her distinctive giggle and friendly demeanor. Tsuruya is a close friend of Mikuru Asahina and occasionally gets involved in the SOS Brigade's adventures. Her character provides comic relief and plays a supportive role within the series, often lightening the mood with her carefree attitude and humorous interactions with other characters.