1.
respectfully yours; yours sincerely
A formal closing phrase used at the end of a letter, paired with the opening 謹啓. More formal than 敬具.
謹啓…敬白。
Dear Sir/Madam ... Respectfully yours.
A highly formal letter-closing phrase meaning "I state this with respect." Always paired with the opening 謹啓. Used in ceremonial correspondence such as wedding invitations, formal notices, and official letters.
LETTER OPENING/CLOSING PAIRS (by formality):