Yobarete Tobidete Akubi-chan

よばれて とびでて！アクビちゃん

Koron Nemuta is a girl who yawns when embrassed. One day, she found a vase when she was lost. When she yawns, the genie Akubi will come out of it, but, when she yawns again, Akubi will come back into the vase. (Source: ANN)