On July 20th, Mr. Watanabe, a president of the organization, is now working on treasuring the future of Ichinokawa mine. He gave a lecture at our school. Students of the chemistry club and the business course had his lecture. Mr. Watanabe has been studying Ichinokawa mine for a long time. He talked about the history of stibnite mined at Ichinokawa, and also he told us that Ichinokwa stibnite is exhibited at the British Museum and is a legacy Saijo citizens can be proud of.