"We should not give in to emotions and push Pyongyang into a corner", Mr Putin said in a news conference after meeting Mr Moon.
In Washington, President Donald Trump reiterated Thursday that military action is "certainly" an option against North Korea, as his administration tentatively concurred with the pariah nation's claim to have tested a hydrogen bomb.
China voiced its displeasure over plans to install USA anti-ballistic missile defense systems, known as Terminal High Altitude Area Defense (THAAD) in Seongju, about 300 kilometers south of Seoul.
South Korean President Moon Jae-in (right) shakes hands with Japanese Prime Minister Shinzo Abe before their summit talks in Vladivostok, Russia, Sept. 7.
The coverage suggested Russian Federation was taking a rather different approach over North Korea's nuclear programme and its missile tests, two weeks after Donald Trump tweeted that the U.S. military was "locked and loaded", primed to respond with what he called "military solutions".
North Korea has previously marked key dates with displays of military power, but now its tests appear to be driven by the need to improve missile capabilities. The development of the Far East will promote the prosperity of our two countries and will also help change North Korea and create the basis for the implementation of the trilateral agreements. His father-in-law was the North Korean prime minister at the time. So much so that the United States is considering new ways to flex its nuclear muscle to defend its vulnerable allies as they ponder if they'll one day need atomic arsenals of their own.
Russian President Vladimir Putin condemned North Korea for escalating tensions in the region by detonating a nuclear device, but warned that sanctions alone will not force the rogue regime to curb its weapons program, according to reports.
Moon, who took office this year advocating a policy of pursuing engagement with North Korea, has come under increasing pressure to take a harder line.
Any move towards relaxing the non-nuclear principles, however, is unlikely to lead to a home-made atomic bomb, despite Japan's technical abilities, say experts.
Haley may have trouble getting other Security Council members - especially Russian Federation and China, which each hold veto power - to sign onto the draft sanctions as they're now written. There is, however, little love between modern Russian Federation and North Korea, Prof.
"They know it and they see nuclear weapons and weapons of mass destruction as the only way for them to protect themselves", Putin said Thursday. It can talk to Pyongyang to raise its comfort level and integrate North Korea in regional cooperation, while also easing South Korea's existential angst.
Prime Minister Shinzo Abe failed to convince Russian President Vladimir Putin to share Japan's grave concerns over North Korea's provocative acts as the two leaders met on September 7.
Russia's exports of crude oil to North Korea were tiny at about 40,000 tonnes a year, Putin said.