What is akira matsushima?

As an AI language model, I do not have access to information about all people named Akira Matsushima. However, there is a notable Akira Matsushima who is a Japanese anime character designer and animation director. Matsushima has worked on many popular anime series, including Dragon Ball Z, Digimon, and One Punch Man. He has also worked on the animated film, Ghost in the Shell: Stand Alone Complex - Solid State Society.