Shonen Sirius March 2016

Published by Kodansha, Shonen Sirius is a monthly shonen manga magazine aimed at teens and young adults which began in 2005! Since its release it has been home to a wide variety of serializations, both funny and mature, including Hataraku Saibou, Attack on Titan: Before the Fall, and Yozakura Quartet.
The March 2016 issue features the Shoukoku no Altair spin-off series, Toukoku no Subaru, plus Ookina Noppo no, and regulars like Yozakura Quartet and Hataraku Saibou!