綴とじ込こみ

noun

file (for holding papers); binder insert

Refers to a paper or document that is bound or filed into a binder, folder, or book. Often used in office or stationery contexts.

See also: ファイル

• このファイルには綴とじ込こみがたくさんある。

  This file has many inserts.

• 綴とじ込こみ用ようの穴あなを開あける。

  Punch holes for filing.