Just realized my 2 favorite Yuri light novels are by the same writer! : r/AdachiToShimamura

The Holy Mother of Yuri

That Adachi moment (yes, that one) will be in the manga ch.28, which the web version will be updated on July 4th. : r/AdachiToShimamura

Adachi and Shimamura – English Light Novels

Light Novel - Volume 6, Adachi to Shimamura Wiki

Adachi and Shimamura (Light Novel): Adachi and Shimamura (Light Novel) Vol. 7 (Series #7) (Paperback)

I am very much aware that this isn't Adachi and Shimamura but this being written by Hitoma Iruma (and illustrated by the Yagate Kimi ni Naru author: Nio Nakatani) is worthy of

Adachi and Shimamura Vol. 11 (Light Novel) - Tokyo Otaku Mode (TOM)

Adachi and Shimamura (Light Novel) Vol. 7

Adachi and Shimamura (Light Novel) Vol. 4 by Hitoma Iruma

Adachi and Shimamura Vol 2 by Hitomi Iruma - English Mamga - Seven Seas