We are planning to attend the meeting tomorrow.

I was surprised by the sudden lightning last night.

When lightning discharges electricity into the air, we observe it as a flash of lightning.

Lightning is one of the electrical discharge phenomena in the atmosphere.

He was observing the behavior of the birds.

He was observing the behavior of birds.

It's rare for thunder to roar.

The air in this room is very fresh.

Kaminari is always a bright and energetic person.

Last night, I was scared because of the thunder.