Translation guide
A major project, enterprise, or endeavor, often ambitious and requiring significant effort.
Referring to a large-scale, important project or venture, often with a sense of challenge or significance.
Emphasizing the importance or difficulty of a task, often with a sense of duty or purpose.
A 'serious mission' or 'important duty', suitable for formal or official contexts.
大事業 (daijigyō) is more formal and often used for public or national projects, while 大プロジェクト (dai purojekuto) is common in business and technology. 大事業 can sound grandiose in casual settings.
Directly translating 'great undertaking' as 偉大な事業 (idai na jigyō) is possible but can sound overly dramatic or unnatural. Stick to the options above for natural Japanese.
The most direct and common translation for a large-scale project or enterprise, often used in business or public works contexts.
This dam construction is a great national undertaking.
A 'big project', commonly used in business or technology contexts. More casual than 大事業.
We will do our utmost to make this great undertaking a success.
Literally 'big enterprise', a more descriptive phrase that can be used in various contexts.
He embarked on a great undertaking.
A grand or heroic undertaking, often with a sense of admiration. More literary.
That expedition was a historic great undertaking.
This is a great undertaking for us.
A 'big job' or 'major task', more casual and often used in everyday speech.
Renovating the house was a great undertaking.
Can mean 'important matter' or 'serious affair', but is very broad. Use with caution as it often just means 'important'.
Often used as an adjective meaning 'important' rather than a noun for 'undertaking'. Context is key.
This is a matter of great national importance.