made in1950's Watanabe globe and Celestial globe.
Blue Terra is established following a request from Tsukiji Hongan-ji Temple.
Regular production of globes begins based on information and expertise gained from GHQ the Ministry of Education, the Maritime Safety Agency(Hydrographic Dept.), the Geographical Survey Institute and Buyodo. Started sales to schools, Maruzen Bookshop etc..
Began sales of planisphere and portable planetarium.
Incorporated as Watanabe Kyogu Co., Ltd.
Unsei Watanabe the first President , was awarded the Tokyo Award for Business Achievements and the Yellow Ribbon Medal.
Unsei Watanabe was awarded the Fifth Class Order of the Sacred Treasure.
Production was relocated to Soka City, Saitama Prefecture.
Company Office Headquarters relocated to Soka City. Sales expand with new and innovative products developed by industrial designer and 3rd. Company President, Hiroshi Watanabe.
Miwako Watanabe became the 4th. Company President.
Officially designated as an "Uruoi Factory" by Soka City Govt.
Officially designated as a "Factory of Saitama Pref." by Saitama Pref. Govt.
Miwako Watanabe assumes the post of councilor for Soka Elementary School and Matsue Junior High School in Soka City, and is appointed to the Soka City Govt. Universal Design Committee.
Fifth Class Order of the Sacred Treasure.