Hibiki's Magic Vol 1

Hibiki's Magic by Jun Maeda and Rei Izumi. A Fantasy manga rated Teen, published in English by Tokyopop.

Shy, clumsy Hibiki is apprentice to Shirotsuki, a gifted wizard searching for the secret of immortality. She has little talent for magic beyond making tea, but her master patiently supports her. When one of his experiments goes terribly wrong, Hibiki is left on her own and soon finds herself teaching at a famous magic academy in the capital. A gentle fantasy from Jun Maeda, writer of Clannad and Angel Beats!