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宝石学会（日本）
The Gemmological Society of Japan / Founded in 1974
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Welcome
The Gemmological Society of Japan (GSJ) was founded in 1974.
The Journal of GSJ has been published and the annual meetings have been held since then.
It is our sincere hope that the contributions presented in the Journal of GSJ and the abstracts of annual meetings are of useful information to gemmologists in the world.
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Information
2025/02/05
The 2026 Annual Meeting
13-14 June 2026 at Tsukuba in Ibaraki, Japan.
2025/01/28
The 2025 Annual Meeting
14-15 June 2025 at Iwate University in Iwate, Japan.
2024/02/01
The 2024 Annual Meeting and the 50th Anniversary Ceremony
13-14 July 2024 at Ueno in Tokyo, Japan.
2022/12/30
The 2023 Annual Meeting
10-11 June 2023 at Fossa Magna Museum in Itoigawa, Japan.
2022/06/12
The 2022 Annual Meeting
11 June 2022, the annual meeting held online using zoom.
2021/03/12
The 2021 Annual Meeting
12 June 2021, the annual meeting held online using zoom.
2020/04/03
The 2020 Annual Meeting
The 2020 Annual Meeting, 13-14 June 2020 at Fossa Magna Museum in Itoigawa,
cancelled for preventing coronavirus infection.
2019/03/06
The 2019 Annual Meeting
8-9 June 2019 at Toyo University
in Kawagoe, Japan.
2018/01/19
The 2018 Annual Meeting
9-10 June 2018 at University of Toyama
in Toyama, Japan.
2017/01/16
The 2017 Annual Meeting
10-11 June 2017 at Waseda University
in Tokyo, Japan.
2015/12/03
The 2016 Annual Meeting
11-12 June 2016 at Hokkaido University
in Hokkaido, Japan.
2015/02/02
The 2015 Annual Meeting
27-28 June 2015 at Yamanashi Plaza
in Yamanashi, Japan.
2013/12/24
The 2014 Annual Meeting
14-15 June 2014 at Ehime University
in Ehime, Japan.
2013/02/16
The 2013 Annual Meeting
15-16 June 2013 at Nagatoro
in Saitama, Japan.
2012/02/09
The 2012 Annual Meeting
9-10 June 2012 at Ise
in Mie, Japan.
2011/05/05
The 2011 Annual Meeting
4-5 June 2011 at Tsukuba
in Ibaraki, Japan.
Special lecture:Precious corals, pearls, and freshwawterpearls: unique, biogenic gemstone as the symbol of Japan by Dr. A.Suzuki.
2010/05/06
The 2010 Annual Meeting
5 – 6 June 2010 at Nagoya University
in Aichi, Japan.
Special lecture: Ultrahigh pressure metamorphic rocks and mineralogy by Dr. M. Enami.
2009/05/03
The 2009 Annual Meeting
6 – 7 June 2009 at the University of Tokyo
in Tokyo, Japan.
Special lecture (1)：Mineral Collection of Siebold by Dr. T. Tagai.
Special lecture (2)：by Dr. H. Kagi.
2008/05/04
The 2008 Annual Meeting
14-15 June 2008 at Hakata
in Fukuoka, Japan.
Special lecture :Minerals of Kyushu by Dr. S. Uehara.
2007/05/03
The 2007 Annual Meeting
2 – 3 June 2007 at Tsukuba
in Ibaraki, Japan.
Special lecture :On the synthetic diamond in Japan by Dr. M. Wakatsuki.
2006/05/02
The 2006 Annual Meeting
22 – 23 July 2006 at Kobe Design University
in Hyogo, Japan.
Special lecture (1):Identifying natural, treated and synthetic gem diamonds by
Dr. James E. Shigley
Special lecture (2): by Dr. S. Ogura.
2005/05/01
The 2005 Annual Meeting
4 – 5 June 2005 at Waseda University in Tokyo, Japan.
Special lecture (1): Crystal Chemistry of Corundum by Prof. A. Yamazaki
Special lecture (2): Natural History of Pearl by Mr. K. Matsuzuki.
2004/05/04
The 2004 Annual Meeting
12 –13 June 2004 at Kyoto City International Foundation in Kyoto, Japan.
Special lecture The World of Emeralds by Dr. D. Schwarz.
2003/05/03
The 2003 Annual Meeting
7 – 8 June 2003 at National Science Museum in Tokyo, Japan.
Special lecture (1): On the Jadeite by Dr. S. Matsubara
Special lecture (2): Jewelry of Amber from ancient to present age by Ms. N. Ueda