Why does japans location on the pacific rim put it at particular risk of tsunamis?

Japan borders the "Ring of Fire", a circle of volcanic and tectonic activity, which is prone to earthquakes in the pacific, which causes tsunamis.
Hope this helps.

2cool and cold temperature unless its an ever green tree 

Historians are researchers of the past or people who understand the history of people. with this field, they must possess qualities such as being unbiased, patient, efficient reader, has a knack for logic and critical thinking and reasoning, disciplined, open-minded, resourceful, with good analytical ability, good reasoning skills and problem solving!