VolcftTio Oshiiun, Id/ii. ~)^ 



occurred. Noises like thunder were heard in Kamakura'^ and the 

 sea water became so hot as to cause the death of many fish.'* 



(5) 1600 1601 i^^H-'AiV-m) 



1612 1613 (M:^+ L'-- PA^^) 

 1636 1637 {% 7% -h H— P m^m) 



In these years, small eruptions took place in Osliinia.'-' 



(6) 1684 1690 {ä^7t^-—ytm^'.^-) 



On March 31, 1G84 (^$7C^?-->Pli^A'a ), a violent eruption of 

 Ôshima began, the activity continuing for seven years/^ It is said 

 that a crater measuring about 10 cJio W) in diameter was formed 

 on the summit of Mihara'"'*. This may probably mean that the 

 ee^ntral crater of Mihara readied these dimensions at that time. 



On April 22, 1684 (^^x^H/l A H), lava flowed out from 

 the foot of Kokamataki,''^ about 1 ri (4 km.) distant to N. 60° E. 

 from the central crater of Mihara, and reached to the sea shore. 



(7j 1777-1778 ('^ f^ ^^ â^—A^ ^) 



The eruption of the An-ei era was the most violent one ever 

 recorded in the history of the volcanic activity of Oshima. Many 

 writings^ mention this magnificent outburst. 



The first eruption began on August 31, 1777 (^/K/^^-t/il^ 



1) mÊ- 2) iit>«cBïa 



3) ^S-fc^C^Sflnd (This bjok tells of au official manuscript of eniptious.) 



4) ^m^m^ -nmm. &]kMn^^ ^^mmmm^ m^^ytm^^^ ^^.^tu^nii rs-t 



5) HE 



''>) 'i^lêifll (The locality is not known.) 



^ 7) JgB*Hl<\:-^ iOJtt^Hs&i mai? ^iL^m :*c^UjASû ^a.±ëimm.d fa.m 



^S(±fiö f^SS^iS The most antlientie and detailed descriptions are found in " (Jshima 

 Sankwaki" {izMlil'Mï}.), it collection vt official reports concerning the craption of the An-ei era. 



