[A-3-3] LSTM Model for Estimation of Order Quantity of Manufacturer by Using POS Data 〇Koji Iwamura1, Jinshan He1, Nobuhiro Sugimura2, Yoshiyuki Hirahara3 (1.Osaka Prefecture University, 2.Yamato University, 3.Toshiba Tec Corporation) Keywords:Modeling、POS data、Long Short-Term Memory、