東急田園都市線
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https://www.tokyometro.jp/corporate/csr/society/manner/index.html
日本でも歩きスマホが問題なんだ！前を見ないとみんな危ないね。
People looking at their phones while walking is a problem in Japan too！It is dangerous if we are not looking ahead.Be careful！
歩きスマホはケガやトラブルの原因になりますのでご遠慮ください。
Please refrain from looking at your phone while walking, as it can lead to accidents and injuries.
