〇Naoki Otsuka¹, Shin-ya Kimura², Yuuya Kohzuka³, Yuri Kaneda¹, Reina Sakazaki¹, Takashi Suzuki¹ (1. Dep. of Anesthesiology, Showa University Koto-Toyosu Hospital, 2. Dep. of Anesthesiology, Showa University Hospital, 3. Dep. of Perioperative Medicine, Div. of Anesthesiology, Sch. of Dentistry, Showa University)

〇KEISUKE YOSHIDA¹, TOKI JIN¹, AKIRA SATO¹, MAKIKO HASEGAWA¹, YUKO NAKANO¹, YUKIHIRO IKEGAMI¹ (1. Fukushima Medical University, Department of Anesthesiology)

〇Satoshi Kazuma¹, Keiko Wakasugi¹, Minori Kubo¹, Michiaki Yamakage¹ (1. Department of Anesthesiology, Sapporo medical university, School of medicine)

〇Yoshie Noji^1,2, Tsuyoshi Isosu², Jun Honda², Chie Hanayama², Rieko Oishi², Midori Mogami² (1. Iwaki Kyoritu Hospital, 2. Fukushima Medical University Department of Anesthesiology)

〇Mikiko Sasaki¹, Masakazu Nakao¹, Ayako Umeda¹, Sayoko Kawamoto¹, Shunsuke Murakami¹, Ryoko Honda¹ (1. Hiroshima General Hospital)

〇satoshi kouroki¹, isao tsuneyoshi¹, toyoaki maruta¹, takahiro kimiyasu¹, masami tamaribuchi¹, mizuho murakoso¹ (1. Department of Anesthesiology University of Miyazaki Hospital)