They misinterpreted the message from the Japanese producers.
The answer is the last one :)
Voice of thunder is a sound of destruction, loss in the region or some kind of mishap.
<u>Explanation:</u>
Voice of the thunder phrase in the poem a sound of some kind of destruction which might is going to come and going to harm the people and the live stock of the place.
Thunder is seen as a sign of some kind of destruction or loss which is said to be very loud and people fear some kind of mishap when there is thunder in the sky.
