Silk Road Mobile, also known as SR-Mobile, is an online electronics retailer serving customers in Japan. Its store offers smartphones, tablets, Mac computers, wearables, smartphone accessories, and PC equipment, with a broad selection of Apple products alongside Android devices from brands including Samsung, Google, Xiaomi, Sony, Oppo, and Huawei. Customers can browse by product category, model series, keyword, or carrier; the listed devices include SIM-free options and a range of storage capacities, colors, and configurations.

The catalogue features both new and pre-owned items, with a condition-ranking system to help shoppers understand what to expect. Grades distinguish sealed, unopened products from devices with varying levels of cosmetic wear, such as minor scratches, visible marks, or dents. The site also provides a user guide and product information, and promotes nationwide free shipping within Japan.

In addition to its retail catalogue, SR-Mobile publishes technology news and reviews covering smartphones, tablets, and emerging devices. Shoppers can create an account, log in, save favourites, and manage a cart through the online store