About OKAJIMA MASAAKI
About 蚕研
About SHIMIZU SHIGETO
About 蚕研
About KUROKAWA TOSHIMI
About 蚕研
About INOUE AYA
About 蚕研
About AMAGATA MIHO
About 蚕研
About MORIKAWA HIDEAKI
About 日本シルク学会誌
About fineness
About fancy yarn
About Fiber manufacturing and yarn processing in general
About 繊度
About 節
About コントロール