" Perta " ( originally called " Hi yw y Berta " ) , the Welsh entry for the Junior Eurovision Song Contest 2018 , is written by lead singer Ywain . It was chosen internally by S4C and will be performed by Manw , the winner of the national final of S4C 's '' Chwilio am Seren '' . Gwynedd has said that the lyrics were written with a focus on sounding nice to non-Welsh speakers , as well as being easy for viewers to sing along to
Junior Eurovision Song Contest 2018
Junior Eurovision Song Contest 2018
Yws Gwynedd