Hamamatsu Castle
Open by month
Open in January. No seasonal closure recorded. New Year (Dec 29 – Jan 3): shorter hours or partly closed.
Open in February. No seasonal closure recorded.
Open in March. No seasonal closure recorded.
Open in April. No seasonal closure recorded.
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.
Partly closed in December: some days or parts are closed — see the official site. New Year (Dec 29 – Jan 3): shorter hours or partly closed.
Checked against the official site on 2026-10-15.

Tokugawa Ieyasu's base for 17 years, called the "castle of promotion". Rough stone walls from about 400 years ago surround a 1958 keep with a history museum and a lookout over the city.
Hamamatsu City Historic Site
Nearby
- Lake Hamana ≈ 30 min by car
- Ryotanji Temple ≈ 35 min by car
- Kakegawa Castle ≈ 1 h 5 min by car
- Adera Seven Falls ≈ 1 h 5 min by car
- Mount Horaiji and Horaiji Temple ≈ 1 h 10 min by car
Travel times are rough estimates by car.
- Getting there
- About 20 min walk from JR Hamamatsu Sta.; or 10 min by bus to Shiyakusho-minami, then 6 min walk
- Fee
- Adults ¥200; junior high and under, and 70+, free
- Good to know
- 8:30–16:30 (last entry 16:20); closed Dec 29–31
- Time needed
- 1 h
Checked against the official Japanese website on 2026-10-15. Report outdated info