Monday, 19/1/2026 | 00:05 GMT+7

Why Tokyo's trains are among the cleanest in the world

Despite serving 6 million passengers daily, Tokyo's train system maintains exceptional cleanliness, thanks to its dedicated cleaning staff.

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Hoai Anh (According to Insider)

By VnExpress: https://vnexpress.net/ly-do-tau-dien-tokyo-sach-bac-nhat-the-gioi-5006980.html

Tags: Japan travel travel Tokyo travel metro train Tokyo

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