Also called iga いが. Lit. cusp.

1　The point where two curved lines or forms meet. The…

A ladder hewed from a single log during the Yayoi period.

A single window or door opening. Also, a single door or window. They may swing on hinges one way, both ways, or slide.

A term used in all parts of Japan in the Edo period, for a straight shelf *tana…

1　A generic term for any group of structural members set in a grid pattern.　

2　The…

Also abbreviated to ijō 居定. The degree of pitch on the underside of a rafter support *…

Lit. to keep flowers alive. Flower arrangements. Originated in Buddhist flower offerings kuge 供花 from the 6th…

The aesthetic ideal of the Edo merchant class during the late 18th and 19th centuries, combining material sensuality and…

Slip fasteners. The wooden or bamboo pieces used on the reverse side of the overlapped boards of a board-and-batten ceiling…

Also sasuzuka sasuzaoshiki 扠首束扠首竿式, *sasuzao 扠首竿, *…

Also written 犬行. Lit. dog run. A narrow inset in wall ramparts, or in an embankment of earth forming a footpath or ledge.…

Also pronounced inubōgi.

1　In temples and shrines, a lattice *…

Also called komafusegi 駒防ぎ. Concave screens about 60 cm high and of varying length made of closely-spaced bent…

General drawings which reflect all the contents of a building, its plan and design. Such drawings must depict the function…

Also called *wata-ita 綿板. Thin panels of wood inserted between the rails …

Also called moyabashira 母屋柱 or 身舎柱. Pillars that are erected inside and parallel to the pillars positioned on the…

A door frame made of a head lintel and vertical door jambs to which doors are attached with hinges.

Pillars *hashira 柱 at the inner boundary of a pent roof…

1　A corridor or passageway between the main body of a residence and the veranda. It is also found in temple…

Purlins, *keta 桁, placed along the tops of pillars surrounding the…

The bargeboards on the gable end of a hip-and-gable roof *irimoya yane…

A hip-and-gable roof. In Japanese architecture, the gable part is usually over the core area of the building, *…

A hip-and-gable roof construction, or a building with this roof construction. A gable type roof has a ridge and gable…

The internal angle made by the junction of two planes, such as walls, a wall and ceiling, or the inside angle made by the…

Also kanokodate 鹿の子建 and ishitsuki 石付. A technique used at a folk dwelling to attach a pillar to a…

The point at which a base stone and a pillar are joined. The upper surface of a plinth stone on which another stone may be…

1　The cutting and arrangement of stones.

2　The layout of masonry.

Also written 鈑 or 版. Originally a relatively thin flat timber, stone, or sheet of metal. In the medieval period (1185-1568…

A thin, flat stone resembling a board. Also called a plate stone. The stone can be divided into three types depending on the…

Traditional transoms that are made of wood and have sections filled with a single board, or one or two parts are filled with…

Also called itabari tenjō 板張天井 or *hariita tenjō 張板天井…

A wooden board or plank fence. Wooden fences made of planks and set directly into the ground are called hottate itabei…

One type of pagoda or stupa, tōba 塔婆, in the form of a flat stone stele that became prevalent in the early 13th…

Wood shingles. Widely used in Japan for buildings of many kinds, ranging from palaces, elite residences, shrines, and…

A roof structure covered with boards or planks. Various names are used depending on the size of the boards. A large plan…

Wooden panels with the grain set in alternating directions in a coffered ceiling *…

1　The boards covered by tightly woven straw mats *tatami 畳,…

An Edo period term for wooden planks with a rectangular cross-section, between 5 cm and 30 cm thick. These planks were cut…

A common type of wooden board flooring commonly used before thick straw matting *tatami…

Also read itagarado; also called itatobira 板扉. A 6th-7th century door made of a single, thick wooden plank…

Thick boards used to cover exposed base rafters visible under eaves. Examples: Eihōji Kannondō 永保寺観音堂 (1315), Gifu…

Also read itaoshi. Battens used to prevent boards from moving. They are long, thin strips of wood set vertically…

A shortened form of itomasame 糸柾目. Straight, narrow grained wood. Two examples are Japanese arborvitae, nezuko…

A very narrow, chamfer about 3 mm wide, made by planing the corners of posts. The term has been used from the 17th century…

A rare five-stepped bracket complex found at a temple on Sado 佐渡 Island, Niigata Prefecture.

Large wooden shingles which are about 30 cm wide and are laid from the ridge to the eaves. Where the shingles need to be…

A load-bearing structural member. Refers to any structural element which supports the roof including pillars *…

Also called wadaruki 輪垂木. An open ceiling found in Buddhist temples of the Ōbaku 黄檗 sect. The architectural style…

Also called obisando 帯桟戸. A simple wooden door made of thin boards with rails at top and bottom and stiles, left…

Also obiki 尾引. Sleepers about 10 cm sq. that extend horizontally at right angle to posts that are erected on a sill…

A outer veranda constructed a step lower than the adjacent floor. It may also be constructed one step lower than a broad…

The junction point of a horizontal and diagonal structural member. For example, the point where the bottom of the hip rafter…

A tail rafter. A large rafter which usually extends through the second step of a 3-stepped bracket complex *…

Also called da-itabuki 駄板葺. A shingled roof which has bamboo battens and or stones to hold the shingles in place.…

Lit. "praying."
1　Structural elements arranged in such a way as to resemble the image of hands joined in…

Fan rafters. There are two arrangements: those that radiate from a center point on each side of the building; or those that…

A bottle strut *taiheizuka 大瓶束, with a sculptural decoration called …

A wall which is completely plastered so that the pillars or posts are not visible. This method is common for the…

1　A style or method of constructing a wall, in which the basic framework for plastering is made on the…

1　Charming, or delightful. An approach to the aesthetic indicating a carefree appreciation of objects and…

Shogun Ashikaga's 足利 book of tea ceremony implement arrangement, thought to have been written by Sōami 相阿弥 (1455-1525), a…

Also called tate-ezu 建絵図. A fold-up, three-dimensional plan drawn on paper, to show the interior of rooms assembled…

1　The interior or heart of something. The furthermost, innermost or ultimate space in a sequence of spaces…

An inner sanctuary. The part of a temple most remote from the main entrance. An example is the Keikyū-in 桂宮院, at Kōryūji…

Also called uketo 受斗. A bearing block, longer than but shaped very much like the *…

The depth or distance from front to rear of an object, piece of furniture, room, building, plot of land etc. It may be…

A general term for structural members that sustain pressure horizontally. Transverse beams *…

1　A gate mon 門, with multiple pillars with large intervals between them.
One example is…

Lit. "the front, surface, or exterior of something."
1　The front part of a house and the area around the…

Also *mune 棟, *munagi…

The second layer of a plastered wall. The first layer of a plastered wall is made of a rough clay-sod or mud-plaster mixture…

A type of saw horse on which to place timber so that a carpenter can cut it easily. Two posts are sunk directly into the…

Lit. "a big eave." An eave made of long base rafters *jidaruki 地垂木, which is…

An archaic term for a tie beam roughly 3.6 m long by 11 cm wide by 2.5 cm thick. Cedar or cypress were commonly used. Now…

A coved and coffered ceiling. The coved part has curved struts. It surrounds the coffered ceiling and at the same time…

A coved, coffered and finely latticed ceiling. When the height of a ceiling of the same type is increased by curved struts…

A coved ceiling. A ceiling raised by diagonally placed straight timbers *shirin…

Also orioki 折置. Method of assembly in a building's structural frame. A method of fixing a transverse beam *…

Neocene quartz. A type of soft volcanic tuff that is rough, porous and easily worked. It is a light, bluish greenish brown…

1　The board-floor veranda at the top of the steps of a shrine building. The veranda at the bottom of the…