Yup. It's obviously somehow tied into the visual flow of the story, because it's not something you notice when reading - it doesn't stick out. It's only if you're deliberately looking for the right sides of their heads that you notice how few of them there are.
(Chapter 18 for the right side of L's head, IIRC.)
no subject
(Chapter 18 for the right side of L's head, IIRC.)