Artist patron site: https://fantia.jp/fanclubs/7219
Pixiv: https://www.pixiv.net/member.php?id=82301

There's a basic introduction to the Magical Student series here: /g/1235006/6d446f4bb0/
Aoba appears in the following doujins:
https://www.pixiv.net/member_illust.php?mode=medium&illust_id=62964910 (West 1)
https://www.pixiv.net/member_illust.php?mode=medium&illust_id=67040890 (West 2)

-DESCRIPTION-
(info collated from google translate)
Aoba is a 16 year old magical girl who goes to the "West" school, where students are typically equipped with weapons to make up for poor direct combat strength. She's the sister of No.20 Konoha.

-CONTENTS-
(all guesswork from google translate)
p1-3: cover and character sheet
p4-6: Excerpt from West 1, where she fights a monster (and loses)
p7-10: A "what if" story where she is found naked at a hot spring by spider humanoids.
p11: Excerpt from West 2, where Aoba fights a scary clown.
p12-19: A what if story where Aoba is raped by a monkey in a back alley.
p20-21: Aoba and Yuka fight the "chupacabaman"
p22-26: Unknown sketches.

OTHER CHARACTERS:
/g/1235006/6d446f4bb0/ (Character Guide)
/g/1283246/6cfb487d0b/ (Konoha)
/g/1263354/8f2a30c457/ (Asuka)
/g/1256909/4896705cd4/ (Yuko)
/g/1264824/b99abc1478/ (Lily)