television (etc.) program whose name includes the name of a person, company, product, etc.

butterfly valve

(anatomy) a mitral valve

check valve

1923 Great Kantō earthquake

space; interval; among; between / extent; scope / hidden; invisible / Alternative spelling of 閑 (kan, “free time”)

suffixes some expressions of time to tell duration rather than time or date

man

the name of China during the Han dynasty (206 BCE – 220 CE) / the 西漢 (Saikan, “Western Han”) or 前漢 (Zenkan, “Former Han”) (206 BCE – 9 CE)

sunrise / dawn