| Title | Contains Image(s) | Description | Keywords |
|---|---|---|---|
| ibaraki 茨城 | Lit. thorn tree fortress. A simple and usually temporary fortress surrounded by thorn trees or briar bushes to defend it… |
Architecture, Castles | |
| ichi no mon 一の門 | The first or main gate of a castle. At Matsuyamajō 松山城 in Ehime Prefecture, the gate plan was square *… |
Architecture, Gates, Castles | |
| iejiro 家城 | Lit. house castle. |
Architecture, Castles | |
| in no koguchi 陰の虎口 | Defensive castle entrance, or yin entrance. A generic term for various types castle entrance *… |
Architecture, Castles | |
| in'yō no kuruwa 陰陽の郭 | Defensive castle compounds in no kuruwa 陰の郭 and offensive castle compounds yō no kuruwa 陽の郭. In Chinese,… |
Architecture, Castles | |
| inagi 稲城 | Also read inaki. Lit. rice plant fortress. A small and temporary defensive palisade of bundles or sheaves of rice… |
Architecture, Castles | |
| isama 居狭間 | Loopholes or gun ports that are cut in a castle wall at the height of a seated defender's shoulder. The holes are mainly… |
Architecture, Castles | |
| ishi no hikae 石の控え | The depth of a stone in a stone wall *ishigaki 石垣. This is the… |
Architecture, Castles | |
| ishi-otoshi 石落 | ✓ | Also termed ishi otoshimado 石落窓. Stone drop, or stone drop window. A castle installation built into the keep *… |
Architecture, Castles |
| ishigaki 石垣 | ✓ | A dry stone wall. A retaining stone foundation wall built without binding materials over an inclined earthen embankment.… |
Architecture, Castles |
| ishisama 石狭間 | A stone loophole used to fire a gun through a castle wall. Unlike the usual loopholes *… |
Architecture, Castles | |
| ishiuchidana 石打棚 | A shelf or platform from which stones or small rocks were hurled against an enemy. This shelf or platform runs along the… |
Architecture, Castles | |
| uchi-umadashi 内馬出 | Lit. "inner horse exit." A defensive installation *umadashi 馬出 constructed to fortify the… |
Architecture, Castles | |
| uchibori 内堀 | 1 The inner moat of a castle that has two or more moats. |
Architecture, Castles | |
| uchiguruwa 内郭 | Also read naikaku. Also called naijō 内城. An inner compound. Generally, it refers to the central… |
Architecture, Castles | |
| uchikomihagi 打込矧ぎ | ✓ | Lit. "pounded and inserted stone joinery." The most common stone work technique used to build a dry construction castle wall… |
Architecture, Castles |
| uchimasugata 内桝形 | Lit. "inner square box." A type of walled compound *masugata 桝形… |
Architecture, Castles | |
| uchisoto hachimonji 内外八文字 | A type of loophole *sama 狭間. An opening in a wall for soldiers to… |
Architecture, Castles | |
| umadashi koguchi 馬出虎口 | A main castle gate *koguchi 虎口 with a small barrier or compound… |
Architecture, Castles | |
| umadashi 馬出 | A castle entrance barrier. A small barrier or compound, built in front of a castle gate *… |
Architecture, Castles | |
| umijiro 海城 | Castle on the sea. |
Architecture, Castles |
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