As of this article’s publication, English scanlation groups (including RamenScans and ShoujoHearts ) have not released Chapter 7. Based on their typical turnaround:
Miya-chan no Kyuuin Life! (美夜ちゃんのきゅーいんライフ！) by Takeru Furumoto is a gag comedy serialized in Square Enix's Big Gangan , focusing on lighthearted, episodic character antics. Chapter 7 continues this style, with recent volumes and raw information available through official Japanese retailers like JP Book Store and digital, fan-tracked resources. MIYA-CHAN NO KYUUIN LIFE- chap 7 Raw Manga - WeloveManga