The area of Kawasaki underground city, Japan is ...
The area of 1 Kawasaki underground city, Japan is 56,900 square meters. That is ...
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almost the same as Gunkanjima, Japan (0.9 to be exact).
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8 times bigger than soccer field (7.97 to be exact).
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46 times bigger than competition pool .
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135 times bigger than basketball court .
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351 times bigger than volleyball court .
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13,617 times bigger than table tennis table .
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36,738 times bigger than tatami .
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911,859 times bigger than A4 paper .
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4,663,934 times bigger than 10,000 yen bill .
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103,454,545 times bigger than 500 yen coin .
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711,250,000 times bigger than little fingernail .
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11 times smaller than Tokyo DisneySea in Japan .
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50 times smaller than Monaco .
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695 times smaller than Toyonaka city in Japan .
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4,305 times smaller than Fuji city in Japan .
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97,953 times smaller than Aichi in Japan .
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957,798 times smaller than Bosnia-Herzegovina .
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7,512,715 times smaller than Paraguay .
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96,938,335 times smaller than India .
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726,609,818 times smaller than Russia .
