You are learning the tokyo metro: you will read the scene it happens in, learn 10 words and phrases, take apart the pattern behind them (metro navigation vocabulary), hear them in a conversation, rehearse them, and finish by saying one thing out loud to be graded.
Tokyo has 13 metro and subway lines, 285 stations, and 8 million daily riders. It is the most punctual, cleanest, and most complex transit system on earth. Three phrases unlock it entirely.
Tokyo Station at rush hour: 300,000 people pass through daily. Fourteen platforms, seventeen lines, three levels of underground connections. The stranger needs the Marunouchi Line westbound to Shinjuku.
He approaches the station staff window. 「すみません。新宿まで何番線ですか。」 The attendant points without looking up: 「丸ノ内線、四番ホームです。池袋方面。」
Platform four. He watches the screen — 2 minutes. When the train arrives, it stops with the doors aligned precisely to the yellow marks on the platform. Every time. To the centimeter.
On board: quiet. No phone calls. A woman sleeps upright, holding her handbag. A schoolboy reads a manga. The announcement: 「次は銀座、銀座です。」 Not his stop. 「新宿で降ります。」 He reminds himself. Four more stops. He looks at the map above the door and counts.