つうこう通行tsuukou
1.

The act of moving through a pathway or road, whether by foot or vehicle, emphasizing the flow of traffic and the interaction of people in transit.

2.

A broader concept referring to general acceptance or prevalence within society, such as widely-held beliefs or practices that are commonly recognized or used.

Example:

ここは大型車の通行は禁止されている。

いっぽうつうこう一方通行ippoutsuukou
1.

A system or situation where movement or communication is restricted to a single direction, preventing any return or reciprocal flow.

2.

A road condition that allows vehicles to travel only in one designated direction, often due to safety or logistical concerns.

3.

A scenario in interpersonal interactions where information or decisions are made or conveyed solely from one party, without input or consideration from the other side.

つうこうにん通行人tsuukounin
1.

A person who is walking along a road or street, typically moving from one place to another without a specific destination in mind.

2.

An individual who is present in a public space, often observed in transit, engaging in daily activities while coexisting with vehicle traffic.

3.

A member of the public who traverses an area, typically on foot, contributing to the vibrancy and unpredictability of urban environments.

4.

A person traversing a particular route, often highlighting the aspect of movement within a populated area where vehicles and pedestrians coexist.

Example:

追い剥ぎが通行人から金を奪った。

つうこうど通行止tsuukoudome
1.

A situation where a road is inaccessible or blocked, preventing any vehicular or pedestrian passage.

2.

An indication, often displayed on signs, that a particular road does not allow further travel beyond a certain point.

3.

A path that leads to a termination point with no option to continue forward, often resulting in backtracking.

4.

A designated area that restricts movement, signaling to drivers or pedestrians that they must turn back.

Example:

この道路は工事中のため通行止めだ。

ひだりがわつうこう左側通行hidarigawatsuukou
1.

The practice of vehicles operating on the left side of the roadway, as observed in certain countries and regions.

2.

A system of road usage where the left lane is designated for vehicular traffic, typically implemented to enhance safety and organization on the road.

3.

A traffic regulation that mandates that all motor vehicles must travel on the left side, often associated with specific geographic areas or legal guidelines.

Example:

日本では、自動車は左側通行です。