Update 17:39 UTC : Tsunami message for the Pacific Ocean (many people are waiting for this ) – NO DESTRUCTIVE WIDESPREAD TSUNAMI THREAT EXISTS BASED ON HISTORICAL EARTHQUAKE AND TSUNAMI DATA.
Update 17:36 UTC : The epicenter of this earthquake is in the vicinity of Joban Seamount Chain (underwater volcano).
Update 17:34 UTC : We are convinced that the shaking will NOT be damaging. The maximum shaking value as reported by the Japanese agency JMA is JMA4 (Miyagi-ken Hokubu, Miyagi-ken Nambu, Miyagi-ken Chubu, Fukushima-ken Nakadori, Ibaraki-ken Hokubu, Tochigi-ken Hokubu and Tochigi-ken Nambu)
JMA4 : * Most people are startled.
* Hanging objects such as lamps swing significantly.
* Unstable ornaments may fall.
Update 17:27 UTC : JMA Japan reports now a Magntude of 6.8, a lot weaker than the initially reported 7.3 (by other agencies)
Update 17:17 UTC : Max. intensity 4JMA, thats not damaging (preliminary report)
Update 17:20 UTC : Tsunami advisory for FUKUSHIMA
Update 17:23 UTC : The epicenter is luckily hundreds of kms out of the coast
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link to earthquake-report.com]