The purpose of this study is to discuss temper conditions of pupils in a seaside summer house by differences on their swimming skills with POMS. As a result, the authors have found that temper conditions of pupils underwent a transition well, their preliminary tensions and uneasy senses were relaxed and angers and hostilities increased afterwards. Moreover, it has been clarified that the temper transition of the pupils with lower swimming skills is small and that with higher swimming skills is great. In addition, we have found that negative emotions of the pupils with higher swimming skills tend to increase. It been indicated that differences occur in temper transitions with differences on swimming skills in a seaside summer house.
