mishiranu joshikousei ni kankin sareta mangaka no hanashi
見知らぬ女子高生に監禁された漫画家の話 mishiranu_joshikousei_ni_kankensareta_mangaka_no_hanashi
English title: The Story of a Manga Artist Confined by a Strange High School Girl
Manga written and illustrated by ryouma (galley).
The female deuteragonist's name is Konata (此方) revealed in chapter 15. Character tag and/or full name pending.