May 1976
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Establishment of Tsukuba Botanical Garden.
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| December 1976 | Complement of Research and Management Building in the Garden.
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October 1981
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Complement of Useful Plants House.
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August 1983
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Complement of Orientation Building.
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| October 1983 | Opening of Tsukuba Botanical Garden for the public. |
| December 1985 | Opening of Savannah House. |
| January 1990 | Opening of Workshop and Exhibition Bulling.
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| January 1995 | Opening of Tropical Rainforest House. |
October 1995
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Transfer of Department of Botany to Tsukuba District.
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May 2004
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The botanical garden's name (common name) has been decided as “Tsukuba Botanical Garden.”
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| April 2007 | Garden's research organization is merged with the Botany Department.
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| October 2008 | 25th anniversary of the Garden, and opening of Human and Biodiversity Area. |
| May 2013 | The Workshop and Exhibition Building has been completely renovated and reopened.
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