TOML

Road Classifications in Japan - TOML

Roads in Japan are classified from various perspectives, including legal distinctions under the Road Act, technical standards under the Road Structure Ordinance, functional roles, and access restrictions. Major classifications include administrative distinctions such as National Expressways, National Highways, Prefectural Roads, and Municipal Roads, as well as structural classifications from Type 1 to Type 4.

Roads Transportation Infrastructure MLIT Road Act

[[items]]
code = "road-act-1"
slug = "national-expressways"
name = "National Expressways"
description = "Roads designated for high-speed motor vehicle traffic, forming a nationwide automotive transportation network."
category = "Classification by Road Act"

[[items]]
code = "road-act-2"
slug = "national-highways"
name = "National Highways"
description = "National roads other than National Expressways, designated by Cabinet Order."
category = "Classification by Road Act"

[[items]]
code = "road-act-3"
slug = "prefectural-roads"
name = "Prefectural Roads"
description = "Roads forming regional trunk road networks, certified by prefectural governors."
category = "Classification by Road Act"

[[items]]
code = "road-act-4"
slug = "municipal-roads"
name = "Municipal Roads"
description = "Roads within municipal areas, certified by mayors of municipalities."
category = "Classification by Road Act"

[[items]]
code = "structure-type-1"
slug = "type-1-road"
name = "Type 1 Road"
description = "National expressways and exclusive motor vehicle roads in rural areas."
category = "Classification by Road Structure Ordinance"

[[items]]
code = "structure-type-2"
slug = "type-2-road"
name = "Type 2 Road"
description = "National expressways and exclusive motor vehicle roads in urban areas."
category = "Classification by Road Structure Ordinance"

[[items]]
code = "structure-type-3"
slug = "type-3-road"
name = "Type 3 Road"
description = "Other roads (general roads) in rural areas."
category = "Classification by Road Structure Ordinance"

[[items]]
code = "structure-type-4"
slug = "type-4-road"
name = "Type 4 Road"
description = "Other roads (general roads) in urban areas."
category = "Classification by Road Structure Ordinance"

[[items]]
code = "access-1"
slug = "exclusive-motor-vehicle-road"
name = "Exclusive Motor Vehicle Road"
description = "Roads restricted to motor vehicles with controlled access."
category = "Classification by Access Restriction"

[[items]]
code = "access-2"
slug = "general-road"
name = "General Road"
description = "Collective term for roads other than exclusive motor vehicle roads."
category = "Classification by Access Restriction"