The trouble starts with the names: the Sea of Japan is the East Sea to South Korea, and the East Sea of Korea to Pyongyang.
Cue the dispatch of three Japanese destroyers equipped with missile interceptors to the East China Sea near Okinawa, and the positioning of ground-to-air PAC-3 missile-busters on land nearby.
While Japan has been focused on its territorial dispute with China, Thursday's scramble against Russia was a reminder that the northern part of the Sea of Japan facing Russia can be as tense as the East China Sea to the south.
They were open to all free-born, Greek-speaking males, attracting athletes not just from the Greek mainland and surrounding islands, but also from the most far-flung Greek colonies, everywhere from Iberia (Spain) in the west to the Black Sea in the east.
Beyond the capital, rugged Alpine mountains rise to the north and west, the Pannonian plains stretch off towards Hungary in the east and the the Adriatic Sea lies to the south.
But the first waves of marine wind farms are being built in shallower water, nearer consumers, to the east of England and in the Irish Sea.
New Zealand is angry that fleets of longliners ships with lines of baited hooks that may trail a couple of kilometres behind them are moving east to the Ross Sea, New Zealand's Antarctic dependency.
The coast east of Nice falls so steeply to the sea, that in a more peaceful or less sun-obsessed part of the world it would have been largely shunned by man.
The 1, 800km (1, 100-mile) fence is set to run from the Red Sea coast in the west to the edge of Oman in the east.
But China's Defence Ministry has denied the Japanese allegations saying they "were against the facts" and urging Japan to "stop stirring up tension in the East China Sea".
Japan is investing in the types of aircraft, warships and surveillance systems - like drones - to better defend its interests in the East China Sea.
Beijing also offered help to its neighbor acrosss from the East China Sea.
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On September 21, for instance, Beijing clearly violated its World Trade Organization obligations by banning the sale of rare-earth minerals to Japan to intimidate Tokyo in their territorial dispute in the East China Sea.
Everybody, from north to south to east to west, from sea to shining sea, the American people are united in support of you and your families.
"China hopes that Japan take effective measures to stop stirring up tension in the East China Sea and making irresponsible remarks, " it said.
The results were the first production gains for the three biggest Japanese auto makers since a territorial row over a group of islands in the East China Sea led to boycotts of Japanese goods in September.
WSJ: Japanese Car Makers Report Production Increases in China
In the longer term, the project, named The Northern Gateway, will involve dredging a channel 14.5m deep a mile out to sea, to allow 300m long deep sea container vessels to dock at a new quayside, opening the North East up to new markets in the far east.
Last weekend a combination of heavy seas, tidal forces and winds caused flooding and damage on the North Sea coast from Shetland to East Lothian.
He asked for, but did not receive, any sign of Chinese flexibility to their claims to sole development rights to gas fields in disputed areas under the East China Sea.
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Their west Atlantic population ranges the East Coast of the U.S. and Canada and far out to sea, but the Gulf of Mexico is the giant fish's only known breeding area.
To the east of Bethlehem, chalky hills sink below sea level towards the Dead Sea and the ancient city of Jericho, immortalized in the Bible for its walls that tumbled under the blasts of trumpets (Joshua 6:20).
"Japan also hopes to win over Asean in order to keep pace together against China on the East China Sea and South China Sea issues and occupy a favourable position in terms of building a political and security structure in Asia-Pacific in future, " it said.
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In terms of the South China Sea and the East Asian Summit, again, I would leave that to our President and to our Secretary of State to discuss with the members there.
WHITEHOUSE: Press Briefing with Ben Rhodes and Admiral Robert Willard
Considering the Peabody Essex Museum's origins in the 1799 founding of the East India Marine Society by Salem sea captains, the 2001 gift of the collection to this museum seems especially appropriate.
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