In 'Little Witch Academia' (LWA), the term 'brother' isn't tied to a major character, but there's a fun little detail that often sparks curiosity. The show revolves around Akko, Lotte, and Sucy, but if we dig into side characters, Diana Cavendish—Akko's rival-turned-friend—has a backstory involving family. Diana mentions an older sister, but a brother isn't part of her canonical lore. Some fans speculate about minor male characters or even magical constructs, like the Pappiliodya butterflies, but nothing concrete.
That said, the absence of a brother figure doesn't detract from the series' charm. LWA thrives on its found-family dynamics, with Akko's bond with her friends and mentors filling that emotional space. If you're craving sibling vibes, Diana's complicated relationship with her relatives might scratch that itch, even if a brother isn't in the picture. The show's heart lies in its themes of growth and camaraderie, so while a literal brother might be missing, the spirit of kinship is everywhere.