Approaching a tunnel on the expressway, I slowed down in advance before entering it.

高速道路でトンネルに近づいたので、入る手前であらかじめ速度を落とした。

This statement is TRUE

Explanation

The right thing to do. Entering a tunnel at speed sharply reduces your vision, so slow down beforehand. Your eyes need time to adjust to the change in brightness.

Original text

高速でトンネルに入ると、視力が急激に低下するので、あらかじめ手前で速度を落としましよう。

Source: Rules of the Road — 交通の方法に関する教則第7章高速道路での走行第2節走行上の注意 · National Public Safety Commission Notification No.3

Guides that explain this

Entering a Japanese Expressway: Acceleration Lane and Minimum Speed

Approaching a tunnel on the expressway, I slowed down in advance before entering it.

Explanation

Original text

Guides that explain this

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