She could notice the few glances he makes, he might be bored. So she shows him a pose she learned from his brother, he said that it'll make her look more flashy . . . ?

Slowly stood up as she took a glance at him. Being in that position was rather hard because she couldn't see his reaction, yet now that she stood up, she can picture what his first reaction is. "Uzui seems a little nervous~" Shaking her rear as it slowly presses to him