That, yes. The journals function as a sort of messaging system, conveying voice messages, written text, and video depending on which options you use. [Pulling out his own, he pauses.] It might be better to show you.

[And as he walks, he'll be sending Muraki's journal a link to this] I just sent you an article. If you open your journal now, you'll find a guide explaining more about Luceti and the various things that happen here.