The Ministry of Defense of Japan reported that there was a Chinese Navy's measurement boat Sunday (February 12) into Japan's territorial sea near Kagoshima Prefecture, Japan.

According to the Kyodo News Agency, the measured ship entered the Japanese waters from the southwestern southwest near Yoshima at about 2:30 in the morning at about 2:30 in the morning.Drive out of Japan's territorial sea at 4:10.This is the seventh time that China's measurement ship has entered the waters near Kagoshima since November 2021.

The Japanese Ministry of Defense said that the Japanese government has expressed concerns about this matter.

Measurement ships are usually used to carry out research on underwater terrain measurement related to submarine navigation.