 Outside the garden grounds is a Satsuma "kiriko" cut-glass factory where visitors are welcome to view the glass blowing and cutting processes, and the Shoko Shūseikan Museum, which was built in 1865 and registered as a National Historic Site in 1959.The former Shuseikan industrial complex and the former machine factory were submitted to the UNESCO World Heritage as part of a group list titled "Modern Industrial Heritage Sites in Kyushu and Yamaguchi Prefecture".Kagoshima has a humid subtropical climate (Köppen climate classification "Cfa"), possessing the highest year average temperature and winter average temperature in mainland Japan.