Iincho.

The first year middle school Student Council Chairpersons (iincho) come from different elementary schools and different backgrounds. These six cute, glasses-wearing middle school girls often fight, but they have a common enemy in the sexual-harassing Student Council President. Will they be able to do their job without being distracted by infighting or thwarted by the controlling Student Council President? [Wikipedia](https://ja.wikipedia.org/wiki/%E3%81%84%E3%81%84%E3%82%93%E3%81%A1%E3%82%87%E3%80%82)