Taiwan says China would also impose a no-fly zone briefly on Sunday morning in a similar area that would affect around 33 flights.
China completed three days of military exercises around self-ruled Taiwan on Monday that saw it simulate targeted strikes and practise a blockade of the island.
The leaders of Japan and South Korea promised to resume ties in a historic summit as the two neighbours seek to confront threats from North Korea and rising concerns about China.
Pyongyang test fires aim to examine North Korea's capability to counter what it called a "deadly nuclear attack of hostile forces."
Russian strategic missile carriers TU-95 and Chinese Xian H-6 flew over the Sea of Japan and the East China Sea for eight hours, according to a statement from Moscow.
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Russian artillery forces practice firing near Ukraine border as Russian warships entered the Barents Sea to practice protecting a major shipping lane in the Arctic.
Pyongyang's state media reports that North Korean leader Kim Jong-un supervised the testing of the new weapon in a move that could heighten tensions over denuclearisation talks.
As part of the exercise, an exhibition also showcased Turkey's newest locally produced weaponry, which defence industry representatives say is in demand from a number countries.
One of Turkey's biggest military exercises, the EFES 2018, opened in the Aegean province of Izmir with the attendance of 21 allied countries.
South Korea and the US insist the annual joint military drill is purely defensive in nature, but North Korea says it is 'wilfully provocative'.
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