Every year, a large-scale ekiden is held in this area.

Nitrogen makes up about 78% of the Earth's atmosphere.

The light in the room suddenly went out, and it became pitch dark.

This old television still works.

Electromagnetic waves are a broad form of energy that includes light and radio waves.

This electrical machinery is very high performance.

The intensity of the electric field is proportional to the amount of charge.

Electrification is progressing even in rural areas of Japan.

The prince likes to collect rare pieces of art.

Our town was finally electrified.