Oohara has voiced various supporting characters such as Miyashita and Momoko Haruna from Mitsudomoe Series, and Yuu, Shuuichi, and Ninomiya from Minami-ke Series.
Seiyuu Momoko Oohara announced via her blog that she will quit her position at Mausu Promotion and leave the voice acting profession.
Oohara noted that this was due to an interest in other jobs and that she would like to try different things.
In addition, she will also delete her blog and Twitter account.