Japan Castle Atlas

Suwa Yorimizu

諏訪頼水

Son of Suwa Yoritada. He left Suwa when the Tokugawa moved to the Kanto region, sided with them at Sekigahara, and in 1601 returned to his ancestral Suwa as lord of the Takashima domain. The Suwa clan then held Takashima Castle until the end of the shogunate.

Years: 1570–1641

Historical record

Story

From his return in 1601 through the 10th lord, Tadaaya, the Suwa clan made Takashima Castle its seat for about 270 years.

Connected castles

The keep and its stone base seen across the moat (June 2016). The keep was rebuilt in reinforced concrete in 1970.

In-depth article

Suwa, Nagano

Takashima Castle

高島城

The "floating castle" that seemed to drift on Lake Suwa had a keep roofed not with tiles but with thin wooden shingles.

Next 100 Fine Castles No. 128CastleFlatland

663highlandCC BY 2.5Wikimedia Commons

first lord of the Takashima domainRecord source: article

Sources

1
高島城リーフレット(諏訪観光協会)Checked: 2026-10-03
2
諏訪頼水(補助資料・Wikipedia日本語版)Checked: 2026-10-03