壊憲

Blend of 改憲 (kaiken, “constitutional amendment”) +‎ 壊 (kai, “breaking, destruction”).

Literally, “destruction of the constitution.”

• (Tokyo) かいけん [kàíkéń] (Heiban – [0])
• IPA^(key): [ka̠ikẽ̞ɴ]

壊(かい)憲(けん) • (kaiken) 

1. [from 2010s?] (neologism) considering the constitution unnecessary; making light of the constitutional interpretation^[1]
   • 2014 July 1, @emi_mumemo, X‎^[2], archived from the original on 28 January 2024:

     こんなに若(わか)い可(か)愛(わい)い女(おんな)の子(こ)も最(さい)前(ぜん)線(せん)で声(こえ)を上(あ)げてる！！！
     「壊(かい)憲(けん)反(はん)対(たい)！九(きゅう)条(じょう)は日(に)本(ほん)の宝(たから)」
     #集(しゅう)団(だん)的(てき)自(じ)衛(えい)権(けん)反(はん)対(たい)抗(こう)議(ぎ)行(こう)動(どう) @(アット)首( しゅ)相(しょう)官(かん)邸(てい)前(まえ)

     Konna ni wakai kawaii onnanoko mo saizensen de koe o ageteru!!!
     “Kaiken hantai! Kyū-jō wa Nihon no takara”
     #shūdanteki jieiken hantai kōgi kōdō atto Shushō Kantei-mae

     Even such a young and cute girl is raising her voice at the front line!!!
     “I'm against the destruction of the constitution! Article 9 is Japan' treasure”
     #ProtestActionAgainstTheRightOfCollectiveSelfDefense in front of the Prime Minister's Office

• The term is mainly used by leftists or those who oppose the constitutional amendment, for the purpose of including negative connotations in it.