North Korean leader Kim Jong Un arrived in the Russian city of Vladivostok for his first-ever meeting with Russian President Vladimir Putin.

Russian state television showed Kim stepping out of his green private train at a railway station in the eastern port city, Wednesday afternoon under a leaden sky.

Kim Jong Un called his visit to Russia "a great joy" during the two leaders' summit Thursday, as the two sides' delegations prepared to meet behind closed doors.

Preparations for a Russia - North Korea summit at the Far Eastern Federal University (FEFU) on Russky Island on Thursday.
Preparations for a Russia - North Korea summit at the Far Eastern Federal University (FEFU) on Russky Island on Thursday.
Valery Sharifulin/TASS/Getty Images
Russian officers carry briefcases that appear to contain nuclear launch codes as Russian President Vladimir Putin arrives for talks with North Korea's leader Kim Jong Un in Vladivostok, Russia, Thursday, April 25.
Russian officers carry briefcases that appear to contain nuclear launch codes as Russian President Vladimir Putin arrives for talks with North Korea's leader Kim Jong Un in Vladivostok, Russia, Thursday, April 25.
Alexander Zemlianichenko/Pool/AP
North Korean leader Kim Jong Un gets out of a car as he arrives for a meeting with Russian President Vladimir Putin at the Far Eastern Federal University campus on Russky Island in Vladivostok, Russia.
North Korean leader Kim Jong Un gets out of a car as he arrives for a meeting with Russian President Vladimir Putin at the Far Eastern Federal University campus on Russky Island in Vladivostok, Russia.
Valeriy Melnikov/Sputnik via AP
North Korea's leader Kim Jong Un, center, arrives for talks with Russian President Vladimir Putin, in Vladivostok, Russia, on Thursday, April 25.
North Korea's leader Kim Jong Un, center, arrives for talks with Russian President Vladimir Putin, in Vladivostok, Russia, on Thursday, April 25.
Alexander Zemlianichenko/Pool/AP
North Korean Leader Kim Jong Un, left, and Russia's President Vladimir Putin shake hands during a meeting at the Far Eastern Federal University (FEFU) on Russky Island, on Thursday.
North Korean Leader Kim Jong Un, left, and Russia's President Vladimir Putin shake hands during a meeting at the Far Eastern Federal University (FEFU) on Russky Island, on Thursday.
Valery Sharifulin/TASS/Getty Images
South Koreans watch a television broadcast reporting the meeting of North Korean Leader Kim Jong Un and Russian President Vladimir Putin, at the Seoul railway station on Thursday, April 25 in Seoul, South Korea.
South Koreans watch a television broadcast reporting the meeting of North Korean Leader Kim Jong Un and Russian President Vladimir Putin, at the Seoul railway station on Thursday, April 25 in Seoul, South Korea.
Chung Sung-Jun/Getty Images
North Korean Leader Kim Jong Un, left, and Russia's President Vladimir Putin shake hands during a meeting at the Far Eastern Federal University (FEFU) on Russky Island, on Thursday, April 25.
North Korean Leader Kim Jong Un, left, and Russia's President Vladimir Putin shake hands during a meeting at the Far Eastern Federal University (FEFU) on Russky Island, on Thursday, April 25.
Valery Sharifulin/TASS/Getty Images
Russian President Vladimir Putin, right, and North Korea's leader Kim Jong Un pose for photographers during their meeting in Vladivostok, Russia, on Thursday.
Russian President Vladimir Putin, right, and North Korea's leader Kim Jong Un pose for photographers during their meeting in Vladivostok, Russia, on Thursday.
Alexander Zemlianichenko/Pool/AP
North Korean leader Kim Jong Un and members of the Russian and North Korean delegations hold talks at the Far Eastern Federal University campus on Russky Island in the far-eastern Russian port of Vladivostok on Thursday, April 25.
North Korean leader Kim Jong Un and members of the Russian and North Korean delegations hold talks at the Far Eastern Federal University campus on Russky Island in the far-eastern Russian port of Vladivostok on Thursday, April 25.
Sergei Ilnitsky/AFP/Getty Images
Russian President Vladimir Putin meets with North Korean leader Kim Jong Un at the Far Eastern Federal University campus on Russky Island on Thursday.
Russian President Vladimir Putin meets with North Korean leader Kim Jong Un at the Far Eastern Federal University campus on Russky Island on Thursday.
Alexey Nikolsky/AFP/Getty Images
A commemorative medal during a reception on behalf of Russia's President Vladimir Putin following Russian and North Korean talks at the Far Eastern Federal University (FEFU) on Russky Island on Thursday, April 25.
A commemorative medal during a reception on behalf of Russia's President Vladimir Putin following Russian and North Korean talks at the Far Eastern Federal University (FEFU) on Russky Island on Thursday, April 25.
Valery Sharifulin/TASS/Getty Images
North Korean leader Kim Jong Un, left, and Russia's President Vladimir Putin during a reception on behalf of Russia's President following Russian and North Korean talks at the Far Eastern Federal University (FEFU) on Russky Island on Thursday, April 25.
North Korean leader Kim Jong Un, left, and Russia's President Vladimir Putin during a reception on behalf of Russia's President following Russian and North Korean talks at the Far Eastern Federal University (FEFU) on Russky Island on Thursday, April 25.
Valery Sharifulin/TASS/Getty Images
Russian and North Korean flags are seen along a road prior to the meeting of North Korean leader Kim Jong Un and Russian President Vladimir Putin on Russky Island in Vladivostok, Russia, on Thursday.
Russian and North Korean flags are seen along a road prior to the meeting of North Korean leader Kim Jong Un and Russian President Vladimir Putin on Russky Island in Vladivostok, Russia, on Thursday.
Sergei Ilnitsky/EPA-EFE/Shutterstock
Snipers are deployed on the roof of the Sports Center of Far Eastern Federal University in Vladivostok, Russia, ahead of the summit between North Korean leader Kim Jong Un and Russian President Vladimir Putin, on Thursday, April 25.
Snipers are deployed on the roof of the Sports Center of Far Eastern Federal University in Vladivostok, Russia, ahead of the summit between North Korean leader Kim Jong Un and Russian President Vladimir Putin, on Thursday, April 25.
Yonhap/EPA-EFE/Shutterstock
Summit officials from North Korea and Russia lay a red carpet at the railway station in Russia's far eastern city of Vladivostok on Wednesday, April 24, ahead of North Korean leader Kim Jong Un's arrival there for a summit with Russian President Vladimir Putin.
Summit officials from North Korea and Russia lay a red carpet at the railway station in Russia's far eastern city of Vladivostok on Wednesday, April 24, ahead of North Korean leader Kim Jong Un's arrival there for a summit with Russian President Vladimir Putin.
Yonhap News/Newscom via ZUMA Press
A train carrying North Korean leader Kim Jong Un runs in Khasan, a Russian border city with North Korea, on Wednesday, April 24, on its way to Vladivostok where Kim will hold his first summit with Russian President Vladimir Putin.
A train carrying North Korean leader Kim Jong Un runs in Khasan, a Russian border city with North Korea, on Wednesday, April 24, on its way to Vladivostok where Kim will hold his first summit with Russian President Vladimir Putin.
Kyodo News via Getty Images
Journalists of the North Korean leader pool are seen at a railway station in Vladivostok during North Korean leader Kim Jong Un's visit.
Journalists of the North Korean leader pool are seen at a railway station in Vladivostok during North Korean leader Kim Jong Un's visit.
Yuri Smityuk/TASS/Getty Images
Honor guard soldiers prepare for a welcome ceremony for North Korean leader Kim Jong Un near a railway station in Vladivostok, Russia, on Wednesday, April 24.
Honor guard soldiers prepare for a welcome ceremony for North Korean leader Kim Jong Un near a railway station in Vladivostok, Russia, on Wednesday, April 24.
Yuri Smityuk/TASS/Getty Images
North Korean leader Kim Jong Un disembarks from a train during a welcoming ceremony at a railway station in the far eastern settlement of Khasan, Russia Wednesday, April 24.
North Korean leader Kim Jong Un disembarks from a train during a welcoming ceremony at a railway station in the far eastern settlement of Khasan, Russia Wednesday, April 24.
Vladivostok Press Center/Handout/Reuters
North Korean security staff members run with a car carrying leader Kim Jong Un at Vladivostok Station on Wednesday, April 24, in Vladivostok, Russia.
North Korean security staff members run with a car carrying leader Kim Jong Un at Vladivostok Station on Wednesday, April 24, in Vladivostok, Russia.
The Asahi Shimbun via Getty Images
North Korean leader Kim Jong Un walks past honor guards during a welcoming ceremony upon arrival at the railway station in the far eastern Russian port of Vladivostok on Wednesday April 24.
North Korean leader Kim Jong Un walks past honor guards during a welcoming ceremony upon arrival at the railway station in the far eastern Russian port of Vladivostok on Wednesday April 24.
Kirill Kudryavtsev/AFP/Getty Images
Locals and members of the media gather behind a monument to the Soviet Union founder Vladimir Lenin to watch a welcoming ceremony for North Korean leader Kim Jong Un in Vladivostok, Russia, on Wednesday, April 24.
Locals and members of the media gather behind a monument to the Soviet Union founder Vladimir Lenin to watch a welcoming ceremony for North Korean leader Kim Jong Un in Vladivostok, Russia, on Wednesday, April 24.
Kirill Kudryavtsev/AFP/Getty Images
North Korean leader Kim Jong Un, center, receives bread and salt on his arrival at Khasan train station, Primorsky Krai region, Russia, on Wednesday, April 24.
North Korean leader Kim Jong Un, center, receives bread and salt on his arrival at Khasan train station, Primorsky Krai region, Russia, on Wednesday, April 24.
Korean Central News Agency via AP
Workers hang the North Korean and Russian flags on a road leading to the Far Eastern Federal University on Wednesday, April 24, in advance of the summit between North Korean leader Kim Jong Un and Russian President Putin.
Workers hang the North Korean and Russian flags on a road leading to the Far Eastern Federal University on Wednesday, April 24, in advance of the summit between North Korean leader Kim Jong Un and Russian President Putin.
Yonhap News/Newscom via ZUMA Press