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.
The 5-7 meter is made up of a combination of five and seven syllables.
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
The memorial service on the 35th day is an important occasion to pray for the deceased's happiness in the afterlife.
5-7-5 syllable pattern
35th day after death
paulownia crest (5-7 pattern)
five-seven syllable meter
Compound of 五 (five) and 七 (seven). The memorial sense is an abbreviation of 五七日, literally 'five-seven day', referring to the 35th day (5×7).