Last Updated
：2026/01/12
開口
Hiragana
かいこう
Noun
Japanese Meaning
口を開けること。また，口を開いて物を言い出すこと。 / 穴やすきまをあけること。また，あいている所。 / 土木・建築工事などで，穴やトンネルなどを掘ること。また，その場所。 / （比喩的に）物事の始まり。事の起こり。 / （仏教）悟りの境地に入るための手がかり。入り口。
Easy Japanese Meaning
あいているまどなどのあな。くちをひらいてはなしはじめること。
Chinese (Simplified) Meaning
孔口；洞口（如窗洞等） / 张口；开始说话的动作
Chinese (Traditional) Meaning
孔洞、窗戶或門的開口處 / 開始說話的行為
Korean Meaning
열려 있는 창·문·구멍 등의 개구부 / 입을 열어 말하기 시작함
Indonesian
bukaan (mis. jendela yang terbuka) / mulai berbicara (membuka mulut)
Vietnamese Meaning
lỗ mở, cửa mở (khoảng mở như cửa sổ) / mở miệng; bắt đầu nói
Tagalog Meaning
bukana o siwang (bukas na bahagi tulad ng bintana) / pagbukas ng bibig at pagsimulang magsalita
Sense（1）
an opening such as an open window
Sense（2）
opening one's mouth and starting to speak
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
an opening such as an open window / opening one's mouth and starting to speak
See correct answer
開口
See correct answer
He breathed in fresh air from the opening.
See correct answer
彼は開口から新鮮な空気を吸い込んだ。
Japanese - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen changing entry name
- Users authorized to vote on judging - All Users
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
