Shiroyama Park & Tateyama Castle
Open by month
Open in January. No seasonal closure recorded. New Year (Dec 29 – Jan 3): closed.
Open in February. No seasonal closure recorded.
Open in March — at its best. About 460 cherry trees bloom in turn from late February; azaleas in late April.
Open in April — at its best. About 460 cherry trees bloom in turn from late February; azaleas in late April.
Open in May. No seasonal closure recorded.
Open in June. No seasonal closure recorded.
Open in July. No seasonal closure recorded.
Open in August. No seasonal closure recorded.
Open in September. No seasonal closure recorded.
Open in October. No seasonal closure recorded.
Open in November. No seasonal closure recorded.
Open in December. No seasonal closure recorded. New Year (Dec 29 – Jan 3): closed.
Checked against the official site on 2026-10-12.

A hill park on the site of the Satomi clan's castle; the rebuilt keep displays material on the novel Hakkenden and looks over Tateyama Bay.
Nearby
- Daifukuji (Gake Kannon) ≈ 30 min by car
- Okamoto Pier (Haraoka Pier) ≈ 40 min by car
- Nojimazaki Lighthouse ≈ 45 min by car
- Mt. Nokogiri ≈ 50 min by car
- Niemonjima Island ≈ 1 h by car
Travel times are rough estimates by car.
- Best time
- March, April — About 460 cherry trees bloom in turn from late February; azaleas in late April
- Getting there
- About 10 min by bus from JR Tateyama Station (east exit) to Shiroyama Koen-mae
- Fee
- Castle and city museum ¥400, children ¥200 (park free)
- Good to know
- Castle 9:00-16:45; closed Mondays (Tue if Mon is a holiday) and at New Year
- Time needed
- 1 h 30 min
Checked against the official Japanese website on 2026-10-12. Report outdated info