
Quick answer — Mitsutoshi Kubota worked on Maria†Holic (Animation Producer), Negima!? Magister Negi Magi (Animation Producer), League of Nations Air Force Aviation Magic Band Luminous Witches (Executive Producer).
Mitsutoshi Kubota worked on Maria†Holic (Animation Producer), Negima!? Magister Negi Magi (Animation Producer), League of Nations Air Force Aviation Magic Band Luminous Witches (Executive Producer).