Curfews, water-cannon and arrests have failed to prevent clashes from engulfing two northern towns.

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The incident comes a day after riot police used tear gas and water cannon against rock-throwing crowds outside the president palace.

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Friday's clashes saw police using tear gas and water cannon against rock-throwing protesters after a week of violence in which dozens died.

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It took riot squads six hours to disperse the attackers, apparently because most of the troops exercised restraint: they relied largely on tear-gas, water cannon, shields and clubs, and shots fired in the air.

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Protesters there threw paint-filled light bulbs at police, who responded with a water cannon loaded with blue dye and turpentine-tainted water.

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Instead, waving the Kuwaiti flag and clutching pictures of the emir, they demanded citizenship in the country they call home - and the rights and privileges that go with it - until police used tear gas and water cannon to quell the marches.

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The water cannon dispersing the crowds but also catching passers-by, including a woman.

BBC

But as the vessel approached the islands mid-morning the Japanese coastguard issued verbal warnings for it to stop, then used water cannon to force it to turn back.

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