しがい市街shigai
1.

A region characterized by a dense arrangement of houses and commercial establishments, typically bustling with activity and people.

2.

An area within a city or town that is marked by organized urban development, often with amenities and services available to residents and visitors.

3.

The lively and populated parts of a municipality, often featuring main thoroughfares and gathering places.

Example:

地下鉄は、市街電車よりはやい。

しがいち市街地shigaichi
1.

An area dominated by residential buildings, commercial establishments, and urban infrastructure, lacking agricultural land or untouched natural landscapes.

2.

A densely populated region characterized by the concentration of human habitation and various public services, typically associated with city life.

3.

A section of a city where development has led to minimal green spaces, emphasizing construction and urban activity over natural environments.

4.

A locale within a municipality where businesses, homes, and other structures have replaced open land, reflecting the urbanization process.

Example:

その市街地図をもう一度よく見て下さい。

きゅうしがい旧市街kyuushigai
1.

A historical area within a city that retains its ancient architecture and layout, often serving as a cultural and tourism hub.

2.

A district that represents the early settlement of a city, characterized by narrow streets, traditional buildings, and a sense of local heritage.

3.

An urban environment that showcases the historical development of a place, often featuring landmarks, markets, and community spaces that reflect its past.

4.

A part of a city that has preserved its original charm and character, frequently attracting visitors interested in exploring its history and cultural significance.

しがいせん市街戦shigaisen
1.

A type of combat that takes place within the confines of populated urban areas, often involving close-quarter engagements and tactics suited to the dense environment.

2.

Military operations that occur in towns or cities, characterized by the challenges of navigating civilian structures and the complexities of engaging an enemy among the general population.

3.

Armed conflict conducted in urban settings, where the presence of civilians and infrastructure significantly influences the strategy and outcome of the fighting.

Example:

市街戦のために市中は上を下への大騒ぎだ。