Appropriate emotions for facial expressions of 33-DOFs android head EveR-4 H33

There are many theories about basic emotions, and we do not know which emotions are appropriate to use. Also, faces of robots are designed differently and require different ways to embody emotional expressions. Therefore, in this paper we address the appropriate emotions for facial expressions of EveR-4 H33, which is controlled by thirty-three motors for head system. EveR-4 H33 displays her facial expressions for certain emotions selected from typical basic emotion theories. Then, audiences at an exhibition evaluate her facial expressions, by enjoying a game of emotional correction. We analyze the results of the game, and decide appropriate emotions for EveR-4 H33.