Japan Protests Armed Chinese Vessels in Disputed East China Sea Waters

Four Chinese coastguard ships entered waters claimed by Japan, marking the first such incursion with armed vessels.

Japan lodged a formal protest with China after the armed vessels entered the disputed waters.
The incursion involved four Chinese ships, each reportedly equipped with cannons.
This marks the first time all vessels in such an incursion were armed.
The Japanese government condemned the action as a breach of international law.
China's coastguard confirmed the patrol, stating the vessels carried weapons.