Nintendo(Nintendo Entertainment System, or other video game system made by Nintendo) noun [UK: ˌnɪn.ˈten.dəʊ] [US: ˌnɪn.ˈtendo.ʊ]I bought a Nintendo 3DS. = Comprai un Nintendo 3DS.
Nintendoproper noun
Nintendo(Japanese videogame developer) proper noun [UK: ˌnɪn.ˈten.dəʊ] [US: ˌnɪn.ˈtendo.ʊ]I bought a Nintendo 3DS. = Comprai un Nintendo 3DS.