Title: Mahouka Koukou no Yuutousei or "The Honour at Magic High School"
Author: SATOU Tsutomu
Artist: MORI Yu
Serialized In: Dengeki Daioh
Description: Spin-off of Mahouka Koukou no Rettousei from Miyuki's POV.
Thanks to Seitsuki for the translation and QC, and Dark for everything else.