The number of books of Keio University Library is ...
The number of 1 books of Keio University Library is 4,826,000 . That is ...
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almost the same as population of Costa Rica (0.95 to be exact).
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2 times bigger than population of Botswana (2.06 to be exact).
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3 times bigger than population of Kagoshima in Japan (3.02 to be exact).
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4 times bigger than population of Hiroshima city in Japan (4.04 to be exact).
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5 times bigger than population of Kagawa in Japan (5.05 to be exact).
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6 times bigger than population of Yamanashi in Japan (5.95 to be exact).
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7 times bigger than population of Solomon Islands (7.09 to be exact).
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8 times bigger than population of Kagoshima city in Japan (8.05 to be exact).
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9 times bigger than population of Himeji city in Japan (9.01 to be exact).
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16 times bigger than population of Morioka city in Japan .
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54 times bigger than population of Muroran city in Japan .
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100 times bigger than population of Tagawa city in Japan .
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270 times bigger than population of Palau .
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6,040 times bigger than population of Vatican City .
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19,942 times bigger than members of the House of Councilors in Japan .
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185,615 times bigger than alphabet .
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2 times smaller than population of Kanagawa in Japan (1.91 to be exact).
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3 times smaller than total circulation of Sgt. Frog (2.9 to be exact).
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4 times smaller than total circulation of Hayate the Combat Butler (3.94 to be exact).
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5 times smaller than total circulation of Ahiru no Sora (4.97 to be exact).
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6 times smaller than total circulation of Hayate Densetsu Tokko no Taku (6.01 to be exact).
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7 times smaller than population of Saudi Arabia (7.09 to be exact).
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8 times smaller than population of Poland (7.95 to be exact).
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9 times smaller than population of Japan in 1900 (9.09 to be exact).
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15 times smaller than total circulation of Hunter × Hunter .
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28 times smaller than total circulation of Oishinbo .
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39 times smaller than population of Bangladesh .
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53 times smaller than total circulation of Dragon Ball .
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89 times smaller than 10-yen coins issued per year in Japan .
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853 times smaller than paper-money issued per year in Japan .
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5,971 times smaller than web pages on google.com .
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44,195 times smaller than brain neurons .
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188,593 times smaller than galactic stars .
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21,313,603 times smaller than human cells .
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605,570,196 times smaller than microorganisms in a human body .
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528,773,775,501 times smaller than all insects on earth .
