庚 - 7th, 7th calendar sign

kōshin-machi; staying awake on the eve of the 57th day of the sexagenary cycle to prevent the three worms that were said to inhabit the human gut from reporting one's wrongdoings to the gods; a tradition that began among nobility in the Heian period and became widespread during the Edo period

Metal Rat (37th term of the sexagenary cycle, e.g. 1960, 2020, 2080)

Pinguicula ramosa (butterwort species)

7th in rank; seventh sign of the Chinese calendar

Metal Horse (7th term of the sexagenary cycle, e.g. 1930, 1990, 2050)

China rose (Rosa chinensis); monthly rosebush

Kōgo register; Japan's first census register (670)

roadside standing stone dedicated to the Buddhist deity Shōmen Kongō (usu. also engraved with the three wise monkeys)

Metal Monkey month; lunar month that contains a day of the Metal Monkey (essentially every other month) during which it was believed colds were more frequent

same age

Metal Dragon (17th term of the sexagenary cycle, e.g. 1940, 2000, 2060)

Metal Tiger (27th term of the sexagenary cycle, e.g. 1950, 2010, 2070)