Matsumi Park
Tsukuba Wiki: Know what the locals know...
Has a big koi pond full of extremely large koi, an observation tower called the Bottle-Opener Tower, a beautiful Japanese garden, and a great playground.
[edit] Location
Near the Tsukuba Medical Center hospital and Amakubo.
[edit] Address
1-4 Amakubo
[edit] Phone number
029-851-5705
