ehōmaki; uncut sushi roll for Setsubun
A thick sushi roll eaten whole without cutting on Setsubun (February 3) while facing the year's lucky direction for good fortune. Also known as 恵方巻.
See also: 恵方巻き
On Setsubun, our family has a tradition of eating ehōmaki.
今年の恵方を向いて、丸かぶり寿司を一本丸ごと食べました。
Facing this year's lucky direction, I ate a whole uncut sushi roll.
Compound of 丸かぶり (marukaburi, 'biting into something whole') and 寿司 (sushi). The term likely originated from the custom of eating the roll without cutting it.