Atlas of Battles

siege, medieval

Siege of Yūki

Siege of Yūki was a siege conducted on 26 August 1440 at Yuki Castle, in what is now Japan; it lasted 8 months. The recorded result: Rebellion suppressed. Recorded strength: 100,000 against 20,000.

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Fought26 August 1440lasted 8 months
WhereYuki Castle, Japan36.308N, 139.886E
OutcomeRebellion suppressed
BelligerentsAshikaga Shogunate/Uesugi clanagainstKantō kokujin
Casualties and lossesUnknownandUnknown

Record

Date26 August 1440
to 6 May 1441
PlaceYuki Castle, Japan
36.308N, 139.886E
KindSiege, medieval
Strength100,00020,000
Casualties and lossesUnknownUnknown
Commanders
  • Uesugi Kiyomasa
  • Uesugi Mochitomo
  • Ogasawara Masayasu
  • Utsunomiya Hitotsuna
  • Yūki Ujitomo
Siege of YūkiSiege of YūkiBattle of SannōdōSiege of Kanjo and DaihojoBattle of SaruyamaSiege of Karasawayama CastleBattle of Utsunomiya CastleBattle of SannōdōBattle of SaruyamaBattle of Utsunomiya CastleYokohamaIwakiMatsumotoKōfuNagaokaHachiōjiMaebashiKōriyama100 km36.308N, 139.886E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Elsewhere in 1440

Siege of Yūki is one of 720 engagements of the 15th century in the atlas and one of 481 in present-day Japan.

Sources

Identity, coordinates, dates and the war from Wikidata Q11606564, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Yūki War, revision 1370751408, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.