1 A generic term for a small door, very often a wicket door set into the leaf of another larger door or gate or into an adjacent wall. Sometimes it is a swinging door *tobira 扉 or sometimes a single sliding door *katabikido 片引戸. It is found in gates *mon 門, gatehouses nagayamon 長屋門, the main entrance doors *ōdo 大戸 of vernacular houses *minka 民家 and rain shutters *amado 雨戸. The kugurido was used when the main doors were shut for the sake of security. Kugurido were small to prevent more than one person passing through at a time, and because they had a high threshold and low lintel, one could not enter without bending. Often abbreviated to kuguri 潜り.
*ōdo 大戸：Old Andō 安藤 House (Yamanashi)
2 In the gardens of teahouses *chashitsu 茶室, a small sliding or swing door with a high threshold, sometimes provided in the middle gateway *nakakuguri 中潜, dividing the inner and outer gardens. Also called kirido 切戸.
3 An alternative term for a tearoom entrance *kuguriguchi 潜口.
4 The main door of the house which opened into the earthfloored area *doma 土間 in farmhouses nōka 農家 in parts of Akita, Hyōgo, and Saga Prefectures.