[1] During her youth, while listening to The Beatles, Elton John, and Cliff Richard, she gained an interest in music and songwriting.
[1] She made her songwriting debut when she was 19, and some of her work included music performed by Naomi Akimoto, B.B.Queens, B'z, Toshio Furukawa, Junko Mihara, Yoko Minamino, Tetsurō Oda, Takako Ōta, Kiyotaka Sugiyama, and Tube, as well as her own music.
[2] Akihiko Takeda said that her vocals, particularly in Fuyū Kūkan, "are an impressive mix of techno and dance pop".
[4] She worked with the company Being, Inc.[7] Outside of music, Aran also worked as a media personality, including as a host of Beat Takeshi no TV Tackle [ja],[4] as well as in the radio shows Holiday Pops Inn, Mach Music Flight, and Aran Tomoko no Sabishigariya no Omocha Bako.
[1] She once wrote a short story collection named Tokai wa Sabishigariya no Omocha Bako (都会は淋しがりやのオモチャ箱), published in June 1985;[1] a children's book named Sōshiki-gokko (葬式ごっこ), published by Obunsha [ja] in April 1999;[8] and an essay book named Koi no Road Sign: Road Signs for Your Love (恋のロードサイン―ＲＯＡＤ ＳＩＧＮＳ ＦＯＲ ＹＯＵＲ ＬＯＶＥ), published by Kobunsha in June 2003.