[1][2] Rumiko Koyanagi debuted in 1971 with the single "Watashi no Jyokamachi" ("My Castle Town"), which reached the No.
[4] She performed for the first time at the 22nd edition of Kōhaku Uta Gassen and eventually made 18 consecutive appearances on the show.
[6] She was promoted alongside Mari Amachi and Saori Minami, and they were dubbed the "San-Nin Musume" (Three young girls).
[7] Her second single, "O Matsuri no Yoru" ("Night of the Festival"), sold over 500,000 copies and reached the No.
[5] The follow-up single, "Kyo no Niwaka Ame" ("Kyoto's Rain Shower"), became her third No.