Usual hours and prices, checked 2026-10-07 against the sources under “What this place is”. They can change for holidays and events — confirm before you go. Official site
Our guide
Takashima Castle in Suwa, central Nagano, was at the end of the Edo period the home of the Suwa clan, daimyō of the Takashima Domain. It is also known as the Floating Castle of Suwa and as Shimazaki Castle.
Kami-Suwa Station on the Chūō Main Line is about 850 m away in a straight line. Lake Suwa is about 2.6 km off and Suwa-taisha about 4.7 km. We have not checked opening hours or fees.
Written by japan-spots.com (2026-09-22) from the sources credited on this page. Distances are straight lines between map positions.
Photos
Photos from Wikimedia Commons, each under its own licence — see credits
- 160603 Takashima Castle Suwa Nagano pref Japan02n — 663highland · CC BY 2.5 · source · resized
- 'Lake Suwa in Shinano Province' — Katsushika Hokusai · Public domain · source · resized
- Takashima castle mon — 上条ジョー · Public domain · source · resized
- Takashima castle7 — 投稿者が撮影 · Public domain · source · resized
- Takashima castle — 上条ジョー · Public domain · source · resized
- 『信州諏訪湖』 - Shinshū Suwa-ko Lake Suwa in Shinano Province — Katsushika Hokusai · Public domain · source · resized
- Kisokaido30 Shiojiri — Keisai Eisen · Public domain · source · resized
- 160603 Takashima Castle Suwa Nagano pref Japan06n — 663highland · CC BY 2.5 · source · resized
- 160603 Takashima Castle Suwa Nagano pref Japan03n — 663highland · CC BY 2.5 · source · resized
What this place is
Takashima Castle (高島城, Takashima-jō) is a Japanese castle located in Suwa, central Nagano Prefecture, Japan. At the end of the Edo period, Takashima Castle was home to the Suwa clan, daimyō of Takashima Domain. The castle is also known as The Floating Castle of Suwa (諏訪の浮城, Suwa-no-uki-shirō) or Shimazaki Castle (島崎城, Shimazaki-jō)
Visitor information checked: 2026-10-07 · Official visitor information
Background text from Wikipedia (CC BY-SA 4.0)
What to expect at this type of place: Castle
Nearby station
Nearby station: Kami-Suwa (Chūō Main Line), about 850 m from the spot in a straight line.
Worked out on 2026-09-14 from this place’s map position, using HeartRails Express station data and station names from Wikidata. The distance is a straight line, not a walking route, and says nothing about buses, transfers or timetables — plan the trip on Google Maps.
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