Airlines were grounded, network broadcasts went off the air and banks said their systems were disrupted as a major glitch affected computers globally on July 19, hitting the United States and Australia particularly hard.
『初級日本語 げんき』はシリーズ累計販売部数250万部超! 世界中で愛用されている日本語教材のベストセラーです。日本語の4技能(聞く・ 話す・読む・書く)を伸...