誓約書(せいやくしょ) せいやくしょ noun written pledge; affidavit formalbusinesslegallawcommunication 1. written pledge; sworn statement; affidavit a formal written document in which a person promises to do or not do something 誓約書(せいやくしょ)に署名(しょめい)する。🔊 To sign a written pledge. 入社時(にゅうしゃじ)に誓約書(せいやくしょ)を提出(ていしゅつ)した。🔊 I submitted a written pledge when joining the company. 秘密(ひみつ)保持(ほじ)の誓約書(せいやくしょ)を交(か)わす。🔊 To exchange confidentiality pledges. 誓約書(せいやくしょ) is a formal document commonly used in business and legal contexts.Writing誓(せい) (swear, vow)約(やく) (promise, agreement)書(しょ) (document, writing)Types秘密(ひみつ)保持(ほじ)誓約書(せいやくしょ) (confidentiality agreement, NDA)入社(にゅうしゃ)誓約書(せいやくしょ) (employment pledge)身元(みもと)誓約書(せいやくしょ) (personal guarantee document)競業(きょうぎょう)避止(ひし)誓約書(せいやくしょ) (non-compete agreement)Usage誓約書(せいやくしょ)を書(か)く (to write a pledge)誓約書(せいやくしょ)を提出(ていしゅつ)する (to submit a pledge)誓約書(せいやくしょ)に違反(いはん)する (to violate a pledge)Related words契約書(けいやくしょ) (contract)念書(ねんしょ) (written promise)覚書(おぼえがき) (memorandum) Related Words Related: 契約書(けいやくしょ) (contract) Related: 覚書(おぼえがき) (memorandum) Related: 同意書(どういしょ) (consent form, agreement document) Compare: 合意書(ごういしょ) (agreement) general Added 2026.1.25 9:30 · Revised 2026.9.2 13:01 08000/08013_seiyakusho