Ai Makihara (槙原愛 Makihara Ai) is the veterinarian in Uminari City who tends to Yuuno Scrya when Nanoha Takamachi and her friends take him to her. Although being a side character in appears in::Triangle Heart 3 and one of the major heroines in Triangle Heart 2, she only makes a minor appearance in the original series and appears in::Magical Girl Lyrical Nanoha The MOVIE 1st. She is credited simply as "Director Makihara" (槙原院長 Makihara Inchou) in the show and the movie.