noun, noun or participle which takes 'suru', transitive verb
changing one's registered seal
Refers to the formal procedure of replacing a registered personal or company seal (印鑑) with a new one, typically at a municipal office or bank. Often used in administrative contexts.
See also: 印鑑
引っ越したので、市役所で改印の手続きをした。
Because I moved, I went through the procedure to change my registered seal at the city hall.
銀行に改印届を提出する必要がある。
You need to submit a seal change notification to the bank.