How to say "tool" in Japanese

• ツールCommon
  nounCovers 'tool', especially in technical and computing contexts such as software tools, and is a loanword written in katakana. Use it when the English 'tool' feels modern or specialized.
  生産性せいさんせいをあげるため新あらたなツールを探さがしてます。↗

  We'll employ a new tool to increase productivity.
• 道具どうぐJLPT N4approx.Common
  nounThe general everyday word for tools, implements, and utensils used by hand. If you mean physical tools like hammers or cooking utensils, this is usually the word you want.
  この道具どうぐはなんの役やくにもたたない。↗

  This tool is good for nothing.
• 具ぐCommon
  nounGlossed as 'tool; means', but it is essentially a bound element in compounds rather than a word you use alone for a tool. Seldom the right choice when you simply want to say 'tool'.
• 工具こうぐCommon
  nounRefers to working tools and implements, typically those used for making, repairing, or construction. Choose it for workshop or tradesman tools rather than everyday utensils.
  私はハンマーを工具箱こうぐばこに入いれています。↗

  I keep my hammer in the toolbox.
• 器具きぐJLPT N2approx.Common
  nounCovers implements, instruments, and utensils, often devices or apparatus with a specific function, such as in medical or household settings. Less the generic word for 'tool' than 道具.
  これは主婦しゅふの手間てまを省はぶく便利べんりな器具きぐです。↗

  This is a great time-saving gadget for the housewife.

For everyday physical tools use 道具; 「ツール」 suits tools in computing or borrowed-English contexts; 工具 and 器具 cover specialized technical implements, while 具 is mostly a suffix-like element rather than a standalone word for 'tool'.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ツールtool
• 道具どうぐtool
• 具ぐtool
• 工具こうぐtool
• 器具きぐutensil
• 用具ようぐtool
• 用器ようきtool
• 器財きざいtool
• お先棒おさきぼうflunky
• ブロックアウトwipe (in volleyball)
• 手先てさきunderling
• 先棒さきぼうflunky