Lotte Janson is a kind-hearted and introverted young witch attending Luna Nova Magical Academy in the anime series Little Witch Academia. She is a close friend of the protagonist, Atsuko 'Akko' Kagari, and often provides support and encouragement to her friends. Lotte has a deep fascination with the Nightfall series of books, which often influences her magic and interests. Despite her shyness, Lotte is reliable and often surprises others with her magical capabilities and insights, playing a crucial role in the trio's adventures at the academy.