fifty days / Short for 五十日の祝 (ika no iwai): a Heian-period celebration on the 50th day after a child's birth / Short for 五十日の餅 (ika no mochii): mochi fed to the child during ika no iwai

五日 (itsuka, go-nichi, “fifth (5th) day”) / 十日 (tōka, jū-nichi, “tenth (10th) day”) / 十五日 (jūgo-nichi, “fifteenth (15th) day”) / 二十日 (hatsuka, nijū-nichi, “twentieth (20th) day”)

(music) perfect fifth (interval between the first and second overtones or of seven semitones)

a person who sells fish; also, such a store

a person who sells fish; also, such a store

a surname

the five lakes around Mount Fuji: 本(もと)栖(す)湖(こ) (Motosu-ko), 精(しょう)進(じ)湖(こ) (Shōji-ko), 西(さい)湖(こ) (Sai-ko), 河(かわ)口(ぐち)湖(こ) (Kawaguchi-ko) and 山(やま)中(なか)湖(こ) (Yamanaka-ko).

Japanese night heron

two hundred and five (205) / Arabic numerals: 205 / Roman numerals: CCV

The Japanese festival for children; a traditional rite of passage and festival day in Japan for three- and seven-year-old girls and three- and five-year-old boys, held annually on November 15. As Shichigosan is not a national holiday, it is generally observed on the nearest weekend. Similar to こどもの日 (Kodomo no Hi, literally “Children's Day”)