Keigo by situation
Keigo for Japanese business email
Make requests, apologies and follow-ups respectful without making the message stiff or unclear.
A good business email balances the relationship, purpose and urgency. KeigoLens adjusts humble and respectful forms while preserving names, dates and commitments.
What to check
Match the relationship
Use the right level for customers, managers and colleagues.
Keep facts unchanged
Review names, dates, prices and deadlines before sending.
Avoid double keigo
Prefer established expressions over stacking polite forms.
Before and after
Draft
明日、資料を送ってください。
Polished keigo
恐れ入りますが、明日までに資料をお送りいただけますでしょうか。
The request is softened and the deadline remains explicit.
Frequently asked questions
Can I use it for customer emails?
Yes. Select business email and choose a more formal tone when writing to a customer.
Does it change names or deadlines?
The converter is instructed to preserve facts, but always review important details before sending.
Polish your own Japanese text
Paste a draft and choose the situation and tone. KeigoLens returns a natural rewrite with an explanation.
Open the keigo converter