1-3. Muramata-san no Himitsu (村又さんの秘密, Muramata-san's Secret); Comic Hotmilk 2019-01, 07, 10

Muramata-san is the local senpai at our main character's office. She's fun and cheerful, but she also has a big secret?

4. Sobaya no Haru-san (蕎麦屋の春さん, The Soba Restaurant's Haru-san); Comic Hotmilk 2019-03
   
5. Momose wa Shiru (百瀬は知る); Comic Hotmilk 2018-11
   
6. Backstage (バックステージ); Comic Hotmilk 2014-12
   
7. Ame yo Muchi yo, Yumi to Gen (飴よ鞭よ、弓と弦); Comic Hotmilk 2014-06
   
8. Marching (MARCHING！); Comic Hotmilk 2014-04