The two countries have previously differed with others on how to handle Pyongyang, but in recent months have joined in calls for North Korea to stop its missile tests while also urging the US and South Korea to halt military drills.
Weapons experts say both of the missiles might have been able to reach the mainland United States if they were fired properly rather than at a higher angle. The draft resolution calls for a ban on all exports of coal, iron and iron ore, lead and lead ore, as well as fish and seafood by the cash-starved state, according to the text seen by AFP.
South Korean President Moon Jae-in and his US counterpart, Donald Trump, agreed to apply maximum pressure and sanctions on North Korea in a telephone call on Monday, while China expressed hope that North and South Korea could resume contact soon.
All three countries' ministers are attending the Asean forum in Manila.
North Korea's Ri Yong-ho told his Kang Kyung-wha in a meeting on Sunday that Seoul's proposal to improve ties with the North "lacks sincerity", the South's Yonhap News Agency reported on Monday.
MOFA told media in late July that Seoul didn't "have any detailed plan to hold foreign ministerial talks between the South and the North on a specific occasion", after Ri's attendance was confirmed by the Philippine government.
Moon has always been a proponent of greater dialogue with Pyongyang in order to diffuse tensions on the Korean Peninsula.
The us secretary of State Rex Tillerson began Sunday in Manila two days of intense diplomatic meetings, Washington seeking to tighten the noose on Pyongyang after having obtained the United Nations with a hardening sensitive sanctions.
Response to the programs of ballistics and nuclear north korea, the security council of the UN adopted on Saturday unanimously a resolution that represents some success for the United States.
North Korea has long claimed its efforts to develop nuclear arms and long-range missiles are defensive in nature and essential because of the threat it faces from the militarily powerful United States.
"We have to speak up when we should", Kono said ahead of his trip.
The potential meetings come as the North faces intense global pressure to curtail its nuclear weapons program.
Kang said she was open to rare discussions with her North Korean counterpart.
Ri made that comment following South Korean counterpart Kang Kyung Wha's request for North Korea to respond to the offer, the source said.
"If there is an opportunity that naturally occurs, we should talk", she added.
This undated picture released by North Korea's official Korean Central News Agency (KCNA) on 28 May, 2017, shows North Korean leader Kim Jong-Un (C) inspecting the test of a new anti-aircraft guided weapon system organised by the Academy of National Defence Science at an undisclosed location.
"We hope again that this ultimately will result in North Korea coming to a conclusion to choose a different pathway, and when the conditions are right that we can sit and have a dialogue around the future of North Korea so that they feel secure and prosper economically", Tillerson said at the news conference.
But ruling party newspaper Rodong Sinmun earlier said nuclear action or sanctions taken by Washington would lead to an "unimaginable sea of fire" engulfing the US.