JDF JapanDefenseFocus No.94

ACTIVITIES  ACTIVITIES

Japan-U.S. Joint Cruising Exercise

Japan-U.S. Joint Cruising Exercise

From September 29th to October 1st, JMSDF DD Sazanami conducted a joint cruising exercise with several ships including USS Ronald Regan, where they conducted several types of training during cruising together from the waters and airspace around Okinawa to those of the Bashi Channel.

This exercise intended to improve the tactical capabilities of the JMSDF and to strengthen partnership with the U.S. Navy.

Dawn Blitz 17

Dawn Blitz 17

From October 7th to November 4th, the field training exercise “Dawn Blitz 2017” was conducted in California, the United States. It was conducted bilaterally by Japan Self-Defense Forces (JSDF) and U.S. Forces and focused on a series of movements concerning amphibious landing operation such as sea maneuver, landing, deployment and securing coastal territory, to improve interoperability for amphibious operations and contribute to set up the Amphibious Rapid Deployment Brigade to be newly organized at the end of this fiscal year.

From Japanese side, around 100 personnel attached to Western Army of Japan Ground Self-Defense Force (JGSDF) participated in the exercise with firearms, high mobility vehicles and other equipment. From U.S. side, the 3rd fleet of U.S. Navy and I Marine Expeditionary Force took part in it.

Dawn Blitz 17
Dawn Blitz 17

Status of Scrambles through the First Half of FY 2017

Status of Scrambles through the First Half of FY 2017

Japan Air Self-Defense Force (JASDF) scrambled 561 times through the first half of FY 2017, which marked a decrease of 33 times compared to the same period of the previous year. The breakdown of scrambles by countries and regions was about 51% against Chinese aircraft, about 48% against Russian aircraft, and 1% against other aircraft, although some are based on supposition.

Characteristics of Responses through the First Half of FY 2017

Status of Scrambles through the First Half of FY 2017

JASDF scrambled 287 times against Chinese aircraft in total, a decrease of 120 times compared to the same period of the previous year. A total of 14 unusual individual flights were publicized, including an event where a H-6 bomber was confirmed for the first time flying northeast above the Pacific Ocean all the way to the waters off the coast of the Kii Peninsula and another event where a Chinese government vessel that entered Japan’s territorial waters near the Senkaku Islands launched what appeared to be a small drone that violated Japan’s airspace.

JASDF scrambled 267 times against Russian aircraft in total, an increase of 87 times compared to the same period of the previous year. Also, the Ministry of Defense (MOD) publicized 13 cases as peculiar flights.

Scrambles against Chinese fighter aircraft and Russian intelligence gathering aircraft were outstanding in frequency compared to other types of aircraft of each country, although this includes estimation.

The period of this data is from April 1st, 2017 to September 30th, 2017.

Naming and Launch Ceremony of DD Shiranui

Naming and Launch Ceremony of DD Shiranui
Naming and Launch Ceremony of DD Shiranui

On October 12th, the naming and launch ceremony for the FY 2014 DD Shiranui was held at the Nagasaki Shipyard & Machinery Works of Mitsubishi Heavy Industries.

This vessel is the second 5,000-ton class destroyer to be launched. The vessel will be placed into service around March 2019.

Specifications
  • ▷Standard displacement: approx. 5,100 t
  • ▷Length: 151 m
  • ▷Beam: 18.3 m
  • ▷Engines: two gas turbines and two electric motor propulsion systems (2 shafts)
  • ▷Top speed: approx. 30 kt

Measures against Piracy off the Coast of Somalia and in the Gulf of Aden through the Second Quarter of FY 2017

Measures against Piracy off the Coast of Somalia and in the Gulf of Aden through the Second Quarter of FY 2017

Following data shows the records of the measures against piracy off the coast of Somalia and in the Gulf of Aden from July through September.

Aerial Activities of P-3C Patrol Aircraft off the Coast of Somalia and in the Gulf of Aden
Record of Mission (July through September)

1. Number of flights: 61 flights (Accumulated Total(AT): 1,891 flights)

2. Flight hours: Approx. 440 hours (AT: Approx. 14,480 hours)

3. Number of visually confirmed commercial ships: Approx. 4,900 ships (AT: Approx. 156,800 ships)

4. Number of times of information sharing to Japanese destroyers, foreign warships, and/or commercial ships: Approx. 200 times (AT: Approx. 12,970 times)

Escort Operations Performed by JMSDF Units in the Same Area
Record of Mission (July through September)

1. Number of escort operations: 7 times (The 755th - 761th escort operation under Japan’s Anti-Piracy Measures Law)

2. Number of escorted vessels: 10 vessels (AT 3,809 of escorted vessels since the start of operations under Japan’s Anti-Piracy Measures Law)

[Breakdown]

Japanese-registered ships: 1 (AT: 18 )

Foreign ships operated by Japanese shipping companies: 1 (AT: 49)

Foreign ships other than above: 8 (AT: 3,117)

*The above record does not include the 1st - 41st escort operation performed as Maritime Security Activities.

Zone Defense performed in the Same Area
Record of Mission (July through September)

1. Number of days: 70 (AT: 1,079 days)

2. Number of commercial vessels confirmed: Approx. 310 (AT: 14,600 vessels)

PAC-3

PAC-3

In this edition, we will take a closer look at PAC-3 Patriot surface-to-air guided missile.

PAC-3 is a system tasked with intercepting a ballistic missile in its terminal phase.

Japan plans to introduce PAC-3MSE, with more than double the defense range, in order to further bolster its ballistic missile defense system.

Specifications
  • ▷Length: approx. 5 m
  • ▷Diameter: approx. 0.25 m
  • ▷Weight: approx. 0.3 t
  • ▷Range: several dozen km
  • ▷Components: radar system, fire control system, launcher, antenna mast group, vehicle-mounted electricity generator, and missile
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