Complex sentence: The Japanese opening song to Pocket Monsters XY&Z is "XY&Z" by Rica Matsumoto and the ending song is "Puni-chan's Song" by Mariya Ise.
Split into simpler sentences: The Japanese opening song to Pocket Monsters XY&Z is "XY&Z" by Rica Matsumoto. The ending song is "Puni-chan's Song" by Mariya Ise.