1600, Japan. Civil war brews between the Council of Regents. Lord Yoshii Toranaga (Hiroyuki Sanada) fights for his life against his enemies. A mysterious European ship washes ashore carrying John Blackthorne (Cosmo Jarvis), a English Protestant pilot who possesses secrets that the Jesuit priests and Toranaga’s rivals would kill for.
Most likely MKV (Matroska). It holds the video (H.264), two audio tracks (English + Japanese), and subtitle tracks.
If you have acquired this file, you hold a technically superior version of the best drama of the year. Watch it on a calibrated screen with good headphones. Switch between English and Japanese to appreciate the nuance of the performances.