Japanese, US and South Korean officials urge dialogue over North’s weapon plans

The three sides have insisted that they can sit down with North Korean representatives and work through their differences (Pool via AP)

Japanese, US and South Korean officials have condemned North Korea over its recent ICBM-class ballistic missile launches and vowed to step up co-operation to strengthen deterrence and sanctions against the North.

The three countries have also stressed the need for dialogue with Pyongyang.