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Memorandum
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On a fine weekday in a fresh green season, birds, such as sparrows and oxeyes,
were singing cheerfully as usual.
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A few people sat on benches and a person was napping at the park. But there
were no children at the park.
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Footsteps in the recording were made by the staff of a TV station to shoot my
recordings.
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The monitoring post near the site showed 0.225 μSv/h. (right picture)
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