You can find brief instruction files (PDF/PPT) about CiNii Books at the Quick Guide page.
About CiNii News with RSS
CiNii News is offering many feeds in the RSS format.
Search of books and journals
From "Books" button at the upper left of the screen, you can move to the top page of CiNii Books at any time.
Also, from "Search Books" button at the upper right of the search box of the CiNii Articles top page, you can move to the top page.