Mizuno & Chayama by Nishio Yuhta — Ongoing
Mizuno, a high school girl in an isolated province. While worrying about her father's mayoral election campaign, she also has to keep up with her studies and socializing. But she has a secret she can never reveal to anyone: at a given time, at a given place, she meets with another girl. When they meet, they tease each other, and yet she remains Mizuno's beloved.