IRNA - Araqchi posted a photo in his Instagram page today in which he is seen standing beside Koumura, Iran's ambassador to Tokyo and a Japanese lawmaker can also be seen in the photo.

Japanese prime minister's special envoy arrived in Tehran at the head of a delegation on Tuesday.

Koumura has also met with President Hassan Rouhani and Foreign Minister Mohammad Javad Zarif.

During his three-day stay in Tehran, Koumura will discuss issues of mutual interest, as well as the latest regional and international developments with top-ranking Iranian officials.