開催|かいさいkaisai[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. noun, suru verb, transitive verbholding (a conference, exhibition, etc.); opening; hosting (e.g. the Olympics)
    彼かれらは一連いちれんの音楽会おんがくかいを開催かいさいした。↗
    They gave a series of concerts.
Conjugation
Dictionary form開催する(かいさいする)
Polite (masu)開催します(かいさいします)
Negative (nai)開催しない(かいさいしない)
polite (masen)開催しません(かいさいしません)
classical zu / nu開催せず・開催せぬ(かいさいせず・かいさいせぬ)
Past (ta)開催した(かいさいした)
polite (mashita)開催しました(かいさいしました)
Past negative (nakatta)開催しなかった(かいさいしなかった)
polite (masen deshita)開催しませんでした(かいさいしませんでした)
Te form開催して(かいさいして)
Potential開催できる(かいさいできる)
Passive開催される(かいさいされる)
Causative開催させる(かいさいさせる)
Causative passive開催させられる(かいさいさせられる)
Conditional (ba)開催すれば(かいさいすれば)
tara開催したら(かいさいしたら)
Volitional開催しよう(かいさいしよう)
polite (mashou)開催しましょう(かいさいしましょう)
Imperative開催しろ(かいさいしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym挙行きょこうWrittenWritten/formal prose for solemnly holding a ceremony, as in 「卒業式を挙行する」; leans to ceremonial events rather than general gatherings.
  • Related主催しゅさいNeutralNeutral: holding an event as the organizing sponsor, as in 「主催者」. It centers on who hosts, while 開催 centers on the event being held.
  • Related執行しっこうWrittenWritten/formal prose: executing or enforcing law or duties, as in 「刑の執行」. Ties to 開催 only in the sense of carrying something out.
  • Related執り行うとりおこなうFormalFormal verb: solemnly hold a ceremony, as in 「葬儀を執り行う」; leans to ceremonial occasions.
  • Antonym中止ちゅうしNeutralNeutral antonym: cancelling or calling off a planned event, as in 「雨天中止」— the opposite of 開催's holding of an event.

Use 「開催」 for holding conferences, competitions and exhibitions, as in 「大会を開催する」. Say 「主催」 for the organizer's role; 「挙行」 and 「執り行う」 for solemnly holding ceremonies; 「中止」 is the opposite.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. 会合かいごうや催し物もよおしものなどを行おこなうこと。
Kanji in this word
English equivalents

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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