開かい催さい

か

い

さ

い

開催する · noun or participle which takes 'suru'

Form	Positive	Negative
Dictionary	開かい催さいする	開かい催さいしない
Polite	開かい催さいします	開かい催さいしません
Past polite	開かい催さいしました	開かい催さいしませんでした
Past	開かい催さいした	開かい催さいしなかった
Te-form	開かい催さいして	開かい催さいしないで
Desire	開かい催さいしたい	開かい催さいしたくない
Potential	開かい催さいできる	開かい催さいできない
Passive	開かい催さいされる	開かい催さいされない
Causative	開かい催さいさせる	開かい催さいさせない
Causative passive	開かい催さいさせられる	開かい催さいさせられない
Volitional	開かい催さいしよう
Polite volitional	開かい催さいしましょう
Imperative	開かい催さいしろ	開かい催さいするな
Conditional	開かい催さいすれば	開かい催さいしなければ
Tara conditional	開かい催さいしたら	開かい催さいしなかったら

Meanings

noun, noun or participle which takes 'suru', transitive verb

hold (an event); host; open

Used for organized events such as conferences, exhibitions, tournaments, and the Olympics. Implies planning and execution by an organizer.

来らい月げつ、東とう京きょうで国こく際さい会かい議ぎが開かい催さいされる。
An international conference will be held in Tokyo next month.
市しが主しゅ催さいして美び術じゅつ展てんを開かい催さいした。
The city hosted an art exhibition.

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Usage patterns

〈場ば所しょ〉で〈事こと〉を開かい催さいするto hold <event> in <place>
来らい年ねん、東とう京きょうでオリンピックが開かい催さいされる。
The Olympics will be held in Tokyo next year.
〈事こと〉が開かい催さいされるfor <event> to be held
毎まい年とし秋あきにこの祭まつりが開かい催さいされる。
This festival is held every autumn.
〈数かず〉回かい開かい催さいするto hold <event> a certain number of times
このイベントは年ねんに2回かい開かい催さいされている。
This event is held twice a year.

Kanji

開open, unfold, unseal
催sponsor, hold (a meeting), give (a dinner)

Related words· 8

催もよおすN1
催す is a literary/formal verb meaning to hold an event, very close to 開催 but usable in plainer prose, while 開催 is the standard formal noun+する used in announcements and news.
行おこなうN4
行う is a general verb for carrying out any action or event, whereas 開催 specifically means to hold an organized event like a conference or tournament.
開ひらくN4
開く is a plain, everyday verb that can mean to hold an event, while 開催 is more formal and used for large-scale, organized events.
実じっ施しN3
実施 means to put something into practice or implement it (a policy, exam, survey), while 開催 is limited to holding an event or gathering.

Show 4 more

主しゅ催さいN1
開催 emphasizes that an event is being held or taking place, while 主催 highlights who is responsible for organizing and sponsoring it.
開かい会かいN2
開催 means to hold or organize an event (broader, covering the whole event), whereas 開会 refers narrowly to the formal moment a meeting begins.
招しょう集しゅう
開催 means to hold or host an event once it is set up, whereas 招集 focuses on the act of issuing the call for people to convene.
オープンN3
開催 is used for holding an event or exhibition, while オープン more often describes the launch of a place or ongoing service.

Opposites

中ちゅう止しN4
中止 means to cancel or discontinue an event, the direct opposite of 開催 which means to hold it.

Don't confuse with

開かい始しN3
開始 means the start or commencement of something (e.g. a meeting starting), while 開催 means to hold or host an entire event; the two are often confused because of their similar sound and shared kanji.
開かい設せつN1
開催 means to hold an event (like a festival or meeting), while 開設 means to establish a facility, account, or service—both share 開 but describe different actions.
開かい幕まくN1
開催 means to hold or host an event (focusing on organizing it), while 開幕 focuses on the moment that event actually begins.

Word family

開かい催さい中ちゅう
in session; in progress; under way; open
開かい催さい国こく
host country; host nation
開かい催さい地ち
venue; place where a meeting or event is held
開かい催さい式しき
opening ceremony
開かい催さい日び
date (of an event, meeting, etc.)

Etymology

Sino-Japanese compound of 開 (kai, 'open') and 催 (sai, 'hold an event'). The exact historical derivation is uncertain, but the kanji combination conventionally represents the idea of opening and holding an event.