If you're here looking up Otaku USA customer care, you probably already know who they are. But it helps to get an idea of how big they are and what their support operation looks like if you are a customer. Otaku USA also goes by or is associated with the names Otaku USA. Otaku USA is associated with terms like private, e-commerce, mobile, b2c by their customers and industry analysts. They employ less than 50 people according to customers in the know.