Here they are:
 8.1.8 Great Things about 818 - With pictures of goods and descriptions of the characters, stage, behind-the-scenes stuff, etc.
 Song List by the Musician - The full song list of the "Musician" (what Shota sang in all his shows as the "Musician")
[Report] 818 The Story - The LONG report on the story itself. Also includes the translation to "Sorezore no Kimi to," the 818 theme song that Shota wrote and composed for this show.
 4-Character Interviews from the 818 Pamphlet - Translations for the 4-Character interviews that were on the pamphlet.