a ten-year-old

ten, 10 / tenth / tenfold / all, completely, perfect

ten, 10

multiplied by ten: tenfold

ten, 10

a crescent moon on the third day of a lunar month, especially on the eighth lunar month / (by extension) Short for 三日月形 (mikazuki-gata): a crescent moon in general

twenty years old

brush made with fetal hair

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds

will you marry me