CHANGE OF LIGHTNING DAYS AT MAJOR DOMESTIC SITES IN JAPAN

摘要

Damages caused by lightning on modern electrical and electronic devices that have low resistance against external noise tend to increase yearly. In recent years, an increase in the frequency of lightning strikes due to global warming is often reported; several demonstrations with credible data has been performed. We have gathered the renewed data on the annual lightning days in each region in Japan for approximately the last 100 years published together with other weather data from the website of the Japan Meteorological Agency, and we discussed the results.