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Subway congestion mapping

Yahoo! Transit is the No.1 app transit app used in Japan. I lead the design for congestion mapping.

Roles
Design owner

Deliverable

Mobile app

Timeline

10 weeks

Predict & avoid the chaos

Background

Tokyo subway gets pretty crazy during rush hours

30 million users use Yahoo! Transit to get around Tokyo subway. Sometimes the train gets so congested that people cannot ride the train.

Trains in japan
Trains in japan
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Solution

Designed a mechanism on how to show congestion levels across different parts of the flow. Yahoo! Japan was the first to release a congestion mapping feature and was well received by many presses including Gizmodo. Our design was also registered by the Registration of UI Designs in Japan.

Sign up optimization for web

In-product growth loop

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