Ichidonari - Next to each other

…This refers to the social relationships that are formed when people live in close proximity to one another, and is especially true for houses with which people have a lot of daily contact and exchange. It is also called the three houses on either side of the house, the house next door, the house next door, the house next door, the house on either side of the house, etc. These special names for neighbors do not usually refer to all the houses around a house, but are limited to a specific house. …

*Some of the terminology explanations that mention "ichirin" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…居住の近接に伴って形成される社会関係のうち，とくに日常的に接触交流の大きい家をいう。向こう三軒両隣，壁隣（かべどなり），一隣（いちどなり），隣家（りんか），両隣家などともいう。これら特別な名称で呼ばれる隣の家は，ある家にとっての周囲の家すべてではなく，特定の家に限定されるのが普通である。…

※「一隣」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報