Kyoshinsha Mohan Sanshitsu is a facility that was built in 1894 (Meiji 27th) within the premise of Kyoshinsha Kodama-denshujo by Kimura Kuzo who devoted his entire life to the improvement of silk cultivation technology. This facility is one of a few modernization period heritages (silk industry heritages) in Saitama Prefecture and designated as a prefectural cultural heritage.