Ono observation deck is a great spot with a panoramic view of Ono Reservoir (Ono Dam) and Mount Kuratake, one of the 100 great mountains in Yamanashi. Located along the Otsuki-Uenohara Line of the Prefectural Road, it offers a grand view of peach blossoms in spring.
Ono Reservoir is an artificial lake located in the mountains in Uenohara. It was built between 1910 and 1914 for hydraulic power generation. It was designated a national important cultural property in 2005 and continues operation to this day.
Ono Reservoir is also known for its beautiful cherry blossoms. From the Ono observation deck, visitors enjoy the view of blossoms on more than 2,000 cherry trees in spring.


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