Refers to a sudden outburst of anger, often used in the phrase かんしゃく玉を破裂させる (to explode in anger).
He exploded in anger over a trivial matter.
bang snap; party snap
A small novelty firework that pops when thrown on the ground; also known as a 'party snap' or 'throwdown'.
The children played by throwing bang snaps on the ground.
Commonly written with kana for かんしゃく and kanji 玉.
Kanji form using 癇癪 for 'tantrum'; less common but still seen.
Compound of 癇癪 (かんしゃく, 'tantrum') + 玉 (たま, 'ball'). The firework sense likely derives from the explosive nature of a tantrum.