Osamu Takagi1*, Masamichi Sakamoto2, Hideyuki Kokubo1, Hideo Yoichi1, Kimiko Kawano1 and Mikio Yamamoto1
1Information and Research Center, International Research Institute (IRI), 1108-2 Sonno, Inage, Chiba 263-0051, Japan.
2Aquavision Academy, 1228-3 Tsubuura, Narita, Chiba 287-0236, Japan.
Email: [email protected]