日

area of southwestern Japan south of the Median Tectonic Line

first day of the second month

pika (rabbit-like animal of family Ochotonidae)

subparhelion

diffuse solar radiation

gracile shrew mole (Uropsilus gracilis)

Senegal tea plant (Gymnocoronis spilanthoides); giant green hygro

first day (in the year) that a particular species of bird or insect, etc. sing or chirp

last day (in the year) that a particular species of bird or insect, etc. sing or chirp

celebration held 50 days after the birth of a child

mochi used for the celebration of a child's fiftieth day

Finance

settlement date; delivery date

day of inspection

day of the Dog (in the traditional calendar; associated with safe childbirth)

Colloquial

day on which the temperature rises above 35°C; extremely hot day

Used by the Japanese Weather Association

day on which the temperature rises above 40°C

Linguistics

Late Middle Japanese

Linguistics

Old Japanese

Linguistics

Early Middle Japanese

Linguistics

early modern Japanese

every day of the week; all days

day of admission (at a training institute, etc.); first day

day one goes to work (as opposed to a holiday, working from home, etc.); office day; in-office workday

day that something (e.g. a venue) is available to use

day that one is available

very auspicious day