http://www.esveld.nl/htmldia/a/acmicr.htm
http://www.inh.co.jp/~hayasida/E-repo5
... a total area of 5.9 km² (2.3 mi²). 5.4 km² (2.1 mi²) of it is land and 0.6 km² (0.2 mi²) of it is water. The total area is 9.61% water. ...