契けい印いん

noun

seal across two documents; tally seal

A seal stamped across the joint of two documents to prove they belong together, used in legal and administrative contexts. The 'tally' gloss refers to the same practice.

• 契けい約やく書しょの綴とじ目めに契けい印いんを押おす。

  Affix a seal across the joint of the contract documents.

• 契けい印いんがないと、その書しょ類るいは無む効こうになる場ば合あいがある。

  Without a tally seal, the document may become invalid.