Translation guide
Refers to built-in storage in devices, especially for data, apps, and media. In Japanese, the term varies by context: smartphone/tablet storage, computer RAM, or camera/internal storage. The most common everyday term is 内部ストレージ.
The built-in storage space on a smartphone or tablet where apps, photos, and files are saved, as opposed to an SD card.
The standard term used in Android and general tech contexts for internal storage. Widely understood.
写真は内部ストレージに保存されています。
The photos are saved in the internal memory.
Internal storage space is running low.
Literally 'main unit storage'. Common in device specs and manuals, emphasizing the device's own memory.
本体ストレージは128GBです。
The internal memory is 128GB.
Often used for built-in memory in electronics, but can be ambiguous (may refer to RAM). Context clarifies.
このスマホは内蔵メモリが64GBです。
This smartphone has 64GB of internal memory.
The primary volatile memory (RAM) inside a computer, used for running programs.
Standard technical term for main memory (RAM) in computing.
メインメモリを増設しました。
I added more internal memory (RAM).
Can refer to internal RAM, but less common than メインメモリ. May be confused with storage.
内部メモリが足りないと動作が遅くなります。
If internal memory is insufficient, the system slows down.
The small amount of built-in storage in a digital camera or other gadget, used when no memory card is inserted.
Commonly used in camera specs to indicate built-in memory. The long vowel メモリー is typical in this context.
このカメラには内蔵メモリーがありません。
This camera has no internal memory.
内蔵メモリーに数枚保存できます。
You can save a few shots to the internal memory.
In Japanese tech contexts, ストレージ (storage) usually refers to non-volatile storage for files and apps, while メモリ (memory) often means RAM. However, in smartphones, 内部ストレージ is the standard term for internal storage, not 内部メモリ. For RAM, use メインメモリ or simply メモリ. Be aware that 内蔵メモリ can be ambiguous.
このスマホは内部ストレージが128GB、メモリが8GBです。
This smartphone has 128GB internal storage and 8GB of RAM.
Formal term for main storage/memory, used in textbooks and technical documents.
主記憶装置の容量が性能に影響します。
The capacity of the internal memory affects performance.
Less common variant, but understood in camera contexts.
内部メモリーの容量はごくわずかです。
The internal memory capacity is very small.