Task: Translation
Input (English): An earthquake with a magnitude of 7.0 Mw struck the Ryukyu Islands, off the coast of Japan on Friday morning at 5:31am (20:31 UTC).
Output (Indonesian): Gempa bumi dengan kekuatan 7,0 Mw mengenai pulau Ryukyu, lepas pantai Jepang pada Jumat pagi jam 5.31 (20.31 UTC).