じんこう人口jinkou
1.

The total number of residents living in a defined geographical area, such as a country, prefecture, or town.

2.

The count of individuals categorized by a specific characteristic within a particular environment, often considered in relation to factors like industry or time of day.

3.

The general public's perception or reputation of a person or entity, reflecting how well known or discussed they are within society.

Example:

紀元2020年までには、この市の人口は倍増しているだろう。

じんこうみつど人口密度jinkoumitsudo
1.

The number of individuals living in a specific area, typically measured per square kilometer, indicating how crowded a region is relative to its size.

2.

A measurement that reflects the concentration of people within a defined space, often used to assess urbanization and resource allocation in geographical studies.

3.

A statistic that describes how populated a particular location is, which can influence social dynamics, infrastructure, and environmental impact in that area.

Example:

英国の南東区は人口密度が高い。

そうじんこう総人口soujinkou
1.

A comprehensive count of all individuals residing within a specific area, such as a country, region, or city, at a given time.

2.

The aggregate number of people living in a defined geographical space, encompassing both urban and rural populations.

3.

The complete sum of all inhabitants in a community, typically considered for demographic, social, and economic analyses.

Example:

日本の総人口を知っていますか。

なこうどぐち仲人口nakoudoguchi
1.

The tendency of a matchmaker to oversell the positive qualities of a prospective partner to create a favorable impression during marriage negotiations.

2.

A narrative crafted by a matchmaker to highlight attributes of an intended couple, often embellishing or exaggerating certain traits to promote a union.

3.

The practice of a matchmaker sharing flattering descriptions or exaggerated praises about potential spouses to persuade families involved in an arranged marriage.

じんこうどうたい人口動態jinkoudoutai
1.

The study of how a population changes over time, focusing on aspects such as birth rates, death rates, migration patterns, marriage, and divorce, typically analyzed within a specific timeframe, often annually.

2.

The examination of shifts in population attributes that inform understanding of societal trends and needs, contrasting with the static characteristics of a population at a single point in time.

3.

The analysis of the dynamics of a population, including factors that lead to variability in its size and composition, which helps in predicting future demographic developments.