NCT WISH released a new teaser image to prepare for their 2nd Japanese single 'Songbird.'

On May 4 at midnight KST, the NCT subgroup announced their comeback with their Japanese single 'Songbird.' The teaser image showed an envelope stamped with a heart showing adorable letters.

The group will return with their 2nd Japanese single 'Songbird' on June 26 KST.

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