<Tr> <Td> </Td> <Td> This article relies largely or entirely on a single source . Relevant discussion may be found on the talk page . Please help improve this article by introducing citations to additional sources . (June 2013) </Td> </Tr> <P> Japan is one of the countries most affected by natural disasters . Two out of the five most expensive natural disasters in recent history have occurred in Japan, costing $181 billion in the years 2011 and 1995 only . Japan has also been the site of some of the 10 worst natural disasters of the 21st century . The types of natural disasters in Japan include tsunamis, floods, typhoons, earthquakes, cyclones and volcanic eruptions . The country has gone through many years of natural disasters, affecting its economy, development, and social life . One of the earth quakes Japan has suffered from is the Kobe earthquake </P> <Table> <Tr> <Th> (hide) Location </Th> <Th> Last eruption </Th> </Tr> <Tr> <Td> Mount Meakan, Hokkaido </Td> <Td> 2008 </Td> </Tr> <Tr> <Td> Mount Usu, Hokkaido </Td> <Td> </Td> </Tr> <Tr> <Td> Hokkaido Koma - ga - take, Hokkaido </Td> <Td> 2000 </Td> </Tr> <Tr> <Td> Mount Asama, Honshu </Td> <Td> 2009 </Td> </Tr> <Tr> <Td> Mount Hakkoda, Honshu </Td> <Td> 1997 </Td> </Tr> <Tr> <Td> Mount Niigatayake, Honshu </Td> <Td> 1998 </Td> </Tr> <Tr> <Td> Mount Yake, Honshu </Td> <Td> 1995 </Td> </Tr> <Tr> <Td> Oshima, Izu Islands </Td> <Td> </Td> </Tr> <Tr> <Td> Tori - shima, Izu Islands </Td> <Td> 2002 </Td> </Tr> <Tr> <Td> Miyake - jima, Izu Islands </Td> <Td> </Td> </Tr> <Tr> <Td> Mount Aso, Kyushu </Td> <Td> </Td> </Tr> <Tr> <Td> Mount Kuju, Kyushu </Td> <Td> </Td> </Tr> <Tr> <Td> Mount Sakura - jima, Kyushu </Td> <Td> 2012 </Td> </Tr> <Tr> <Td> Shinmoe - dake, Kyushu </Td> <Td> 2011 </Td> </Tr> <Tr> <Td> Mount Unzen, Kyushu </Td> <Td> </Td> </Tr> <Tr> <Td> Kikai Caldera, Osumi Islands </Td> <Td> </Td> </Tr> <Tr> <Td> Suwanose - jima, Ryukyu Islands </Td> <Td> 2012 </Td> </Tr> <Tr> <Td> Fukutoku - Okanoba, Bonin Islands </Td> <Td> </Td> </Tr> <Tr> <Td> Iwo Jima </Td> <Td> 1997 </Td> </Tr> <Tr> <Td> Mount Oyama, Miyake - jima </Td> <Td> 2005 </Td> </Tr> </Table> <Tr> <Th> (hide) Location </Th> <Th> Last eruption </Th> </Tr>

What two kinds of natural disasters have threatened japan over the centuries