[10] While aiming to become an actress, she joined a study group called Voice Arts, and she took part in an audition at the invitation of sound director Yasunori Honda, who was a teacher of hers at Voice Arts, and passed, and she was cast as B-ko Daitokuji in the 1986 film Project A-ko.

[12] According to Megan Peters of ComicBook.com, Shinohara's "work on Sailor Moon helped kickstart one of anime's most magical stories" and she "brought that headstrong performance to life with ease.

[12] In addition to Sailor Jupiter, she also voiced Presea in Magic Knight Rayearth, Kaho Mizuki in Cardcaptor Sakura, Yayoi Matsunaga in Nightwalker: The Midnight Detective, Charlotte Elbourne in Vampire Hunter D: Bloodlust (2000), Yōko Mizuno in Maria-sama ga Miteru, Ophelia in Claymore, and Kushina Uzumaki in Naruto: Shippuden.

[10] In the last few years of her career, she reprised her role as Kaho in the 2018 sequel series Cardcaptor Sakura: Clear Card,[5] and she voiced Sachiko in the 2020 film A Whisker Away.

[1] Undergoing treatment for an unspecified illness at the time,[5] she reportedly had recently been on a respirator and wheelchair and some of her bones had fractured.