Both countries have summoned each other’s ambassadors after Prime Minister Sanae Takaichi said a Chinese attack on Taiwan could draw a military response from Tokyo.

A COAST Guard ship formation passed through the waters of the Senkaku Islands on a "rights enforcement patrol", the China Coast Guard said in a statement, as Beijing increases diplomatic pressure with Japan over its prime minister's remarks on Taiwan.

China urges citizens to avoid Japan after PM Takaichi’s Taiwan remarks, saying deteriorating ties pose serious safety risks.

Sanae Takaichi had said that any Chinese military move against Taiwan ‘could allow Japan to exercise its right to collective self-defense’ - Anadolu Ajansı

China summons Japanese ambassador amid ongoing row over Takaichi’s Taiwan remarks - Beijing warns Tokyo over comments seen as signalling a potential military response to a Taiwan conflict

The diplomatic row comes after Japanese Prime Minister Takaichi said Japan may intervene if China blockades Taiwan.

Japanese prime minister Sanae Takaichi said if China attacks democratically ruled Taiwan it could trigger a military response from Tokyo

Heavyweights clash as election of hawkish PM Sanae Takaichi and US policy unpredictability change calculus in region