Mikuru Asahina is a key character in the anime series 'Suzumiya Haruhi no Yuuutsu' (The Melancholy of Haruhi Suzumiya). She is a time traveler sent from the future to observe Haruhi Suzumiya, the series' protagonist, due to her mysterious powers that can alter reality. Mikuru often appears shy, cute, and somewhat clumsy, which contrasts with her important mission. She becomes a member of the SOS Brigade, a club formed by Haruhi, and often finds herself reluctantly involved in Haruhi's various antics. Her character embodies the moe archetype and adds depth to the series' narrative.