Early April for cherry blossoms when approximately 1,000 trees bloom, or mid-June through late July for hydrangeas. Cherry blossom season requires advance reservations.
Yes, during cherry blossom season (late March to mid-April) if driving. Book online at least three days in advance. Costs ¥1,750 weekdays or ¥2,300 weekends. Only 60 parking spaces available with 90-minute timed entry slots.
From JR Takuma Station, take a taxi for approximately ¥4,300 to the summit. Alternatively, hike from Ohama Fishing Port via the Shikoku-no-michi Nature Trail, which takes 90 minutes and costs ¥500 at the peak.
The 352-meter summit offers views of the Seto Inland Sea with scattered islands, and on clear days, the Great Seto Bridge and mainland Japan. The mountaintop has a nature promenade and café with ocean-view windows.