Professor Takao Oto (Yamagata University / JP), Masato Namazuta (Yamagata University / JP), Yoshiki Oyama (Yamagata University / JP), Shotaro Hayakawa (Yamagata University / JP), Professor Koichi Okamoto (Osaka Metropolitan University / JP), Professor Rie Togashi (Sophia University / JP), Professor Katsumi Kishino (Sophia University / JP)