Covering a vast area of about 7.8 ha, particular emphasis has been put on the scenery of its woods and riverside, and zones called 'Mirai' (future), 'Satoyama' (woodland in a village), and 'Shinryoku' (greenery) have been created around the regulating reservoir which controls the amount of rainwater that feeds into the river.
敷地面積約7.8haの広大な土地には、森林と水辺の景観を生かした造りをテーマとし、川へ流れ込む雨水の量を調節する調整池の周りに、「未来」と「里山」と「深緑」の各ゾーンが設けられている。