Mathematica 10.2 Japanese Edition is a fully localized version of Mathematica 10.2 that is available for the Japanese market. It provides a fully localized user interface and completely translated Wolfram Language documents for Mathematica 10.2. In addition to making this product available, Wolfram Language documents on the web (reference.wolfram.com) are now available in Japanese, and these Japanese documents can be accessed directly from Wolfram Cloud products.