Translation guide
The English word 'mapping' can refer to creating a visual representation of data or geography, establishing a correspondence between two sets, or the mathematical concept of a function. This guide covers the most common Japanese expressions for these meanings.
To express the act of making a map, chart, or diagram that shows the arrangement or distribution of something.
Literally 'map making'. This is the most direct and common term for the process of creating geographical maps.
この地域の地図作成にはドローンを使っています。
We use drones for mapping this area.
Loanword from English, used in technical or IT contexts, such as data mapping, mind mapping, or digital mapping.
データのマッピングが完了しました。
The data mapping is complete.
Means 'mapping' in the sense of converting data into a diagram or chart. Often used in surveying and GIS.
測量データを図化する。
To map survey data.
To express the idea of linking elements from one set to another, such as in mathematics, programming, or conceptual frameworks.
The most common term for 'mapping' in the sense of associating or matching items. Used in math, computer science, and everyday contexts.
キーと値を対応付ける。
Map keys to values.
この関数は入力と出力を対応付けます。
This function maps inputs to outputs.
Mathematical term for 'mapping' or 'function'. Used in formal mathematics.
Also used for conceptual mapping in IT, e.g., object-relational mapping, memory mapping.
To refer to a mapping as a function in mathematics, especially in set theory or topology.
The standard mathematical term for a mapping or function between sets.
f: X → Y は写像である。
f: X → Y is a mapping.
More commonly means 'function', but can be used interchangeably with 写像 in many contexts.
地図作成 is specifically about making geographical maps, while マッピング is a broader loanword used in technical fields like data science and IT. For general 'mapping' as in charting or diagramming, 地図作成 is safer unless the context is clearly digital.
海底の地図作成プロジェクト
Seabed mapping project
システム間のデータマッピング
Data mapping between systems
While マッピング is understood, it sounds like jargon. For non-technical contexts like 'mapping the hiking trail', use 地図作成 or rephrase with 地図を作る (make a map).
海底の地図作成を行っています。
We are mapping the ocean floor.
そのソフトウェアはユーザーIDをメールアドレスに対応付けます。
The software maps user IDs to email addresses.
Learn about linear mappings.
ORM performs mapping between objects and databases.
この関数は連続写像です。
This function is a continuous mapping.