The area of Namba underground city, Osaka is ...
The area of 1 Namba underground city, Osaka is 45,000 square meters. That is ...
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almost the same as Tokyo dome (0.96 to be exact).
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2 times bigger than Red square (1.96 to be exact).
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36 times bigger than competition pool .
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107 times bigger than basketball court .
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1,216 times bigger than boxing ring .
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10,769 times bigger than table tennis table .
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721,154 times bigger than A4 paper .
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3,688,525 times bigger than 10,000 yen bill .
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81,818,182 times bigger than 500 yen coin .
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300,000,000 times bigger than thumb nail .
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45 times smaller than Monaco .
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210 times smaller than lake Inba in Japan .
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7,669 times smaller than Grenada .
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81,752 times smaller than Tottori in Japan .
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865,004 times smaller than Bhutan .
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4,967,101 times smaller than Guyana .
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62,241,136 times smaller than Argentina .
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950,990,384 times smaller than Russia .
