Various names are given to powdered green tea, such as "Hatsumukashi (literally, the first old days)," "Atomukashi (literally, later old days)," "Chiyomukashi (literally, very old days)," "Aoi-no-shiro (literally, the white of marrows)," "Seikaihaku" and so on.
茶にはそれぞれ「初昔（はつむかし）」、「後昔（あとむかし）」、「千代昔」、「葵の白」、「青海白」などの銘がつけられる。