Chiba Prefecture Chōsei has a humid subtropical climate (Köppen Cfa) characterized by warm summers and cool winters with light to no snowfall.

[2] Per Japanese census data,[3] the population of Chōsei has recently plateaued after several decades of growth.

Chōsei has a mayor-council form of government with a directly elected mayor and a unicameral village council of 15 members.

In terms of national politics, the village is part of Chiba 11th district of the lower house of the Diet of Japan.

The primary industry of Chōsei is small-scale horticulture, and the growing of fruits, notably melons and tomatoes.