1. At around 4 pm on September 26, Japan, local time in Japan, at around 4 pm, Japan Maritime Self-Defense Force , , in the sea about 140km east of Miyakoshima ( Okinawa Prefecture ) to the sea area about 140km east of Miyakoshima ( Okinawa Prefecture ) and confirmed a Chinese Navy Type 815A information collection ship moving northwest in this water area ("Sirius" ship, hull number "794"). After
, it was confirmed that the ship passed through the sea area between Okinawa Main Island and Miyako Island and sailed towards the northwest and East China Sea.
In addition, the ship is the same as the ship that advances southeastward between Okinawa Main Island and Miyako Island on Sunday, August 28.
Japanese Ministry of Defense said that the "Abundant Ten Islands" class minesweeper "Hotel No. MSC-685" (hull number MSC-685) belonging to the 5th Aviation Group located in Naha, "P-3C" anti-submarine patrol aircraft belonging to the 43rd Maritime Self-Defense Force stationed in Xiaguan and the "P-3C" anti-submarine patrol aircraft belonging to the 5th Aviation Group located in Naha, collected information and monitored.
2. At around noon on Friday, September 23, 4, Japan, the Japanese Maritime Self-Defense Force confirmed a Chinese Navy 815A type information collection ship moving eastward in the sea area about 100 kilometers southwest of -pairing Ma (Nagasaki Prefecture). After
, it is confirmed that the ship crosses Tsushima Strait in the northeast direction and sails towards the Japanese Sea.
Japan's Ministry of Defense said that the "Guandao" class minesweeper "Drift Island" (hull number MSC-686) of the Maritime Self-Defense Force stationed in Shimonoseki, the "Guandao" class minesweeper "More than Ten Islands" (hull number MSC-685) of the "Guandao" class minesweeper "Huandao" (hull number MSC-685) of the 43rd Sea Sweeper "Guandao" class minesweeper "Huandao" (hull number PG-828) of the "Guandao" class minesweeper "Guandao" (hull number PG-828) of the "Guandao" class minesweeper "Guandao" (hull number PG-828) of the "Guandao" class minesweeper "Guandao" (hull number PG-828) of the "Guandao" class minesweeper "Guandao" (hull number PG-828) of the "Guandao" team stationed in Shimonoseki, and the "Haohawk" (hull number PG-828) of the "Guandao" team stationed in Shimonoseki, and the "Huanhawk" (hull number PG-828) of the "Guandao" team stationed in Shimonoseki, were collected and monitored.
3. At around 8 am on September 23, 4th, Japan's local time, the Japanese Maritime Self-Defense Force confirmed the 055-Boyang-class missile destroyer Huainan (hull number "123"), the 054A Jiangkai Class II missile frigate Rizhao (hull number "598") and the 903A Fukuchi-class comprehensive supply ship Koko Xilihu (hull number "903"), a total of 3 ships (the 42nd batch of escort formation of the Chinese Navy). After
, it was confirmed that these ships crossed the waters between Okinawa Main Island and Miyako Island and sailed towards the southeast Pacific.
Japan's Ministry of Defense said that the "P-1" anti-submarine patrol aircraft of the Maritime Self-Defense Force stationed in Kazuya, the "P-3C" anti-submarine patrol aircraft of the 5th aviation group stationed in Naha, the "Dian" (hull number DD-105) of the 46th marine sweeper stationed in Okinawa, and the "Guanshima" class minesweeper boat "Lion Island" (hull number MSC-691) of the 46th sea sweeper stationed in Okinawa, were collected and alerted.