Translation guide
In Japanese, a 'glass door' is typically referred to by specific terms depending on its type and context. The most common general term is ガラス戸, but other words like ガラスドア or ガラスの扉 are used in different situations. This guide explains the most natural ways to express this concept.
To refer to a door made primarily of glass, commonly found in homes, shops, or buildings.
The most common and natural term for a glass door, especially a sliding glass door like those leading to a veranda or garden. It can also refer to hinged glass doors.
ガラス戸を開けてベランダに出た。
I opened the glass door and went out onto the balcony.
この部屋のガラス戸は少し重い。
The glass door in this room is a bit heavy.
A loanword from English, commonly used for modern or Western-style glass doors, especially in commercial buildings or contemporary homes. It often implies a hinged door rather than a sliding one.
オフィスの入り口には大きなガラスドアがある。
There is a large glass door at the entrance of the office.
A slightly more literary or formal way to say 'glass door'. 扉 (とびら) often implies a hinged door and can sound more elegant or descriptive.
ガラスの扉を押して店内に入った。
I pushed the glass door and entered the shop.
To specifically refer to a sliding glass door, common in Japanese houses and apartments.
Literally 'sweep-out window', this term refers to a full-length sliding glass door that opens to a balcony or garden. It is a standard architectural term in Japan.
リビングの掃き出し窓から庭が見える。
You can see the garden from the living room's sliding glass door.
A general term for a sliding door, which can be made of glass. It emphasizes the sliding mechanism. Often used for interior doors, but can apply to glass doors as well.
引き違い戸のガラスが割れてしまった。
The glass of the sliding door broke.
To describe a glass door at the entrance of a store, restaurant, or office.
Refers to an automatic sliding glass door, very common at store entrances. While it means 'automatic door', it is almost always made of glass in modern contexts.
自動ドアが開いて、冷たい風が入ってきた。
The automatic glass door opened and a cold draft came in.
As above, this is also used for commercial glass doors, especially hinged ones.
カフェのガラスドアには営業時間が貼ってある。
The cafe's glass door has the business hours posted on it.
To refer to a door with decorative glass panels, stained glass, or frosted glass.
Specifically a door with stained glass. Used for artistic or antique doors.
教会のステンドグラスの扉はとても美しい。
The church's stained glass door is very beautiful.
A door with frosted or ground glass, often used for privacy in bathrooms or offices.
すりガラスの戸のおかげで中が見えない。
Thanks to the frosted glass door, you can't see inside.
ガラス戸 is the most everyday term and often implies a sliding door. ガラスドア is a loanword that feels more modern or Western, often hinged. ガラスの扉 is more descriptive and can sound slightly formal or literary. In casual conversation, ガラス戸 is safest for most home contexts.
In Japanese houses, the large glass doors leading to the garden or balcony are typically called 掃き出し窓 (はきだしまど) in architectural contexts, but in daily speech, people often just say ガラス戸 or 窓 (まど, window). If you want to be specific about the sliding mechanism, 引き違い戸 is accurate but less common in casual talk.