is the Japanese word for voice actor.
Seiyu may also refer to:
Seiyu Group, a Japanese group of supermarkets, shopping centers and department stores. Rikken Seiyūkai, known simply as Seiyūkai, a Japanese political party during the pre-war Empire of Japan. Seiyūhontō (True Seiyū Party), a Japanese political party during the pre-war Empire of Japan that broke away from the Rikken Seiyūkai. Seiyu, a music artist in the 2020s Underground Rap scene.