In Munich, Iranian foreign Minister Mohammad Javad Zarif started talks with German counterpart Frank-Walter Steinmeier right after hi finished negotiations with US State Secretary John Kerry.
Zarif is being accompanied by deputies Abbas Araqchi and Majid Takht Ravanchi.
Talks between Zarif and Kerry on the prospect of negotiations between Iran and the 5+1 lasted for two hours and a half.
Earlier on Thursday, Zarif told reporters in Dubai that in Munich, he will have detailed negotiations on Irans nuclear issue.
He was in Dubai to change flights to Munich back from his four-nation African tour.
Zarif is also to attend on Sunday a panel discussion on Iran with Kerry, Steinmeier and French Foreign Minister Laurent Fabius in Munich Security Conference.
The Munich Security Conference will be held February 6-8, in the German city of Bavaria.
It could be the venue for further talks on Tehranˈs nuclear program between Iran and six world powers (US, Russia, China, Britain, France and Germany).
Hundreds of leading decision-makers and prominent senior analysts from dozens of countries are slated to participate at the confab to dwell on various top political and security issues, notably terrorism, the Ukrainian conflict and the Mideast crisis hotspots.