Koishikawa botanic garden was first opened in 1684 by Shogun, Tokugawa Iemitsu. Therefore, most of the tees are huge and old. There is a very old Ginkgo tree from which Spermatozoids were first found here.
old Ginkgo tree
Japan's first medical school was opened here. Building is still preserved here.
Japan's first medical school
2000/6/24