noun
five and seven
Used as a number pair, often in contexts like the 五七調 (5-7 syllable pattern) in poetry or traditional settings.
五七調は、五音と七音の組み合わせでできている。
The 5-7 meter is made up of a combination of five and seven syllables.
noun
35th day after death
Abbreviation of 五七日 (ごしちにち). Refers to the 35th day after a person's death, a significant memorial day in Buddhist tradition.
See also: 五七日
五七の法要は、故人の冥福を祈る大切な日です。
The memorial service on the 35th day is an important occasion to pray for the deceased's happiness in the afterlife.