dousakakunin o shimasu.

direct object particle

Breakdown of dousakakunin o shimasu.

• する: to do
• 動作確認どうさかくにん: a functionality check

Questions & Answers about dousakakunin o shimasu.

How do you read 動作確認をします?

It is read:

どうさかくにん を します
dōsa kakunin o shimasu

A natural pronunciation of を in modern Japanese is usually just o.

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What does 動作確認 mean by itself?

動作確認 is a noun meaning operation check, function check, or checking that something works properly.

It is made of:

• 動作 = operation, functioning, movement
• 確認 = confirmation, checking, verification

So together, it refers to checking whether a device, system, feature, or machine is working correctly.

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Why is there a を after 動作確認?

を marks the direct object of the verb.

In this sentence:

• 動作確認 = the thing being done
• します = do

So 動作確認をします literally means do an operation check or perform a functionality check.

This is a very common pattern in Japanese:

• 勉強をします = study
• 掃除をします = do cleaning
• 確認をします = do a check / confirm

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