The Construction Ministry said Thursday it will set up antennas in more than 200 tunnels on highways and national roads nationwide over the next five years to enable transmission for cellular phone use.

The ministry plans to invest more than 24 billion yen in the project beginning next April, officials said.

In a time of both misinformation and too much information, quality journalism is more crucial than ever.
By subscribing, you can help us get the story right.