人口（じんこう、jinkou）
- population

The Japanese word 人口 (じんこう, *jinkou*) means "population." It refers to the total number of people living in a specific area, such as a country, city, or region. It is a fundamental concept used in demographics, economics, and social studies. 人口 statistics are often used to analyze trends, plan for the future, and understand the characteristics of a population. ⚫︎ It can refer to the number of living people. ⚫︎ It's often used in statistical contexts. ⚫︎ It is a noun.

⚫︎ 日本の人口 Translation: Japan's population ⚫︎ 東京の人口は多いです。 Translation: Tokyo's population is large. ⚫︎ 世界人口 Translation: World population

人口 is used in formal and informal contexts. It's often used when discussing statistics, demographics, or social issues related to the number of people. You might use it in conversations about: ⚫︎ The size of a city or country ⚫︎ Population growth or decline ⚫︎ Demographic changes ⚫︎ Population density You can use it in a variety of sentence structures.

人口 is typically written using the kanji 人口 with the hiragana reading じんこう. There are no other common ways to write this word. The okurigana is standard and doesn't vary. ⚫︎ Kanji: 人口 ⚫︎ Hiragana: じんこう

There aren't many direct synonyms for 人口, as it is a specific term. However, words related to population or the people within it might be considered related. ⚫︎ 人々 (ひとびと, *hitobito*): people ⚫︎ 国民 (こくみん, *kokumin*): citizens/nationals ⚫︎ 住民 (じゅうみん, *juumin*): residents

There aren't straightforward antonyms for 人口 because it represents a quantity. However, terms that relate to smaller quantities or emptiness might be considered conceptually opposite. ⚫︎ 無人 (むじん, *mujin*): uninhabited/unmanned ⚫︎ 減少 (げんしょう, *genshou*): decrease (in the context of population)

この町の人口は年々減少しています。 ・Translation: The population of this town is decreasing year by year. ・Explanation: This sentence illustrates how 人口 is used to discuss population trends, specifically a decrease.

世界人口は増加し続けています。 ・Translation: The world's population continues to increase. ・Explanation: This example shows how 人口 can be used in a broader context to discuss global population changes.

The word 人口 is a compound word made up of two kanji: ⚫︎ 人 (*jin*) meaning "person" or "people" ⚫︎ 口 (*kou*) meaning "mouth" or, in this context, it implies "number" or "count" and in extension "population". Together, they form the concept of the "number of people". The etymology directly reflects the meaning of the word.