Ion Momoyama (ももやま いおん) is a Japanese female voice actor. She mainly focuses on adult games.

(Source: Wikipedia)

Occupation: Voice manga artist Otokoto
Japanese female voice actor and singer. She belongs to Pro-Fit.
She is from Hokkaido. She is 161 cm tall and has an O blood type. She is a graduate of Pro Fit Voice Actor Training School (11th gen member).

She was born the second daughter of three sisters.
She liked to draw and she wanted to be a shojo manga artist, but when she was in junior high school she gave up on the manga she wrote because of the criticism. But she wanted to be a voice actor since she was in high school because she liked anime and manga, but her parents objected and she went to nursing school. She then went to a professional fit voice actor training school while she worked as a nurse, and a year later she went to the office.
In 2013, she got her attention in the role of Kanna Makino in her first regular work, Tamako Market. On August 27, 2014, she made her artist debut with her single "Ienai Ice Cream".
She is a qualified associate nurse.
Her nickname is often called "Juri-chan".
She became a full-time member of Profit on October 1, 2014.
When she was a high school student, she participated in the 1st Music Ray'n audition for a super voice actor, and she has been a friend of Chisato Mori, who was taking the same audition since then.

(Source: Bangumi)