A region is (1) a group of people who share a common issue in some sense (community), or (2) a community that is formed within a certain geographical area.livingsystem (locality). The former is thefamilyThe latter are people who have a sense of belonging and solidarity, such as in schools, workplaces, patient associations, volunteer groups, etc., and who recognize each other and interact with and influence each other in some way. The latter is the "place" as a spatial extension, such as a neighborhood, district, or municipality, and is the physical and social environment that can have a positive or negative impact on health. They also engage in political activities, such as solving community problems that cannot be solved by individuals.
When we think of a community as a target of care, we often refer to a group that is both communal and local, and we often refer to support for various places in the community, support for people who share these places, and support for organizations andhuman relationsA comprehensive approach is required, focusing on culture, values, and other factors. Shamansky et al. (S.L.Shamansky) propose three aspects as a framework for understanding the community: (1) who are the target people and parties (who), (2) where is the space and place where the phenomenon is occurring (where and when), and (3) how the community functions (how).

References
(1) Barbara Walton Spradley (ed.) / Sachiyo Murashima, Yuko Noji (trans.): Methods of Community Nursing Activities: From Clarification of Concept to Assessment and Policy Making, Igaku Shoin, 1998.
(2) Elizabeth T. Anderson, Judith Mcfarlane (editors)/Katsuko Kanekawa, Kazuo Hayakawa (supervisors): Community as Partners: Theory and Practice of Community Nursing, 2nd edition, Igaku Shoin, 2007.
(3) Miyazaki, Misako, Kitayama, Mitsuko, Haruyama, Sanae, et al. (eds.): Latest Community Nursing Science, Japan Nurses Association Press, 2010.