�t�H�g�R��e�X�g�F�t�H�g�R��ʐ^�M��[ 2000�N��܍�i�b�ʐ^��E�t�H�g�u�b�N�E�J��̔�-�L�^��O��[�v-

�u�H�ʁv
��R�ߗY�i�F�{�s�j