Sukhoi Su-27 applicable air weapons. The aircraft’s cockpit has multifunctional displays. The Su-30 is a two-seat multi-role version developed from the "Su-27UBK" and was designed for export and evolved into two main variants. The export variant for China, the "SU-30MKK" ('Flanker-G') which first flew in 1999. The other variant developed as the export version for India, the "Su-30MKI" ('Flanker-H') was delivered in 2002 and has at least five other configurations. The Su-33 is the Russian Navy version of the Soviet "Su-27K" which was re-designated by the Sukhoi Design Bureau after 1991. (Both have the NATO designation 'Flanker-D') The Su-34 is the Russian
Sukhoi Su-27 by the Japan Ministry of Defense. Russia denied the incursion, saying the jets were making routine flights near the disputed Kuril Islands. In another encounter, on 23 April 2014 an Su-27 nearly collided with a United States Air Force Boeing RC-135U over the Sea of Okhotsk. Russia plans to replace the Su-27 and the Mikoyan MiG-29 eventually with the Sukhoi Su-57 stealth fifth-generation multi-role twin-engine fighter. A squadron of Su-27SM3s was deployed to Syria in November 2015 as part of the Russian military intervention in the Syrian Civil War. Ethiopian Su-27s reportedly shot down two Eritrean MiG-29s and damaged another