Complex sentence: The members of Tohoshinki will appear in one scene in which Meisa Kuroki's character visits a bar; they are said to have no speaking lines, but will perform on a stage during the scene.
Split into simpler sentences: The members of Tohoshinki will appear in one scene in which Meisa Kuroki's character visits a bar. They are said to have no speaking lines, but will perform on a stage during the scene.