The garden changed its name from Yachonomori Garden (野鳥の森ガーデン) to The Treasures Garden in April 2012. The name changed again in April 2015 to "Tobu Treasure Garden" (東武トレジャーガーデン). .

They have been expanding the garden to make it more attractive to tourists. So far, they've been doing a good job, the Tobu Group.