Translation guide
Describes something shared by a group, such as facilities, spaces, or resources. Japanese uses specific nouns, verbs, and compound terms depending on what is shared.
Referring to things like kitchens, bathrooms, lounges, or equipment that are used by everyone in a group.
A prefix or noun meaning 'joint' or 'communal'. Often used in compounds like 共同使用 (communal use) or 共同施設 (communal facilities).
This apartment has a communal kitchen.
Means 'shared use'. Commonly seen on signs or in rules for shared spaces like bathrooms or equipment.
This restroom is for communal use.
Focuses on joint ownership or sharing of resources, often used for digital files, property, or abstract things.
Please put this file in the communal folder.
Describing the act or policy of using something communally, often in official contexts.
Referring to shared use of agricultural land, forests, or water sources by a community.
A traditional term for communal use of forests or fields by villagers. Rare in modern urban contexts.
This mountain is communal land for the village.
共同 emphasizes joint action or ownership (e.g., 共同作業 = joint work). 共用 focuses on shared use of facilities (e.g., 共用トイレ = shared restroom). 共有 is for shared possession, often intangible or digital (e.g., 情報共有 = information sharing). For 'communal use' of spaces, 共用 is most natural.