cholaphansa narula joins us from bangkok. >> president thein sein gave a wide ranging interview to nhk. it was his first with foreign media since the historic bielections in myanmar sunday. those elections were won by the national league for democracy. its leader, aung san suu kyi is set to take a seat in parliament. the interview took place in phnom penh. he leads the new government that was naug inaugurated last year. it took over after the autocratic rule by the country's military leaders. the national league for democracy led by aung san suu kyi won a landslide victory in sunday's bielections. thein sein said it was progress towards democracy. the number of seats won by the nld accounts for less than 10% of all the seats in parliament. after the elections, aung san suu kyi called on the ruling party to cooperate for more democratization. in the interview, president thein sein responded positively to the call for the first time ever. the toughest challenge for myanmar is to boost its economy, one of the worst in southeast asia, and to do that, it has to get economic sanctions lifted