[better source needed] In 2000, Mika made her stage debut as Janet in the Japanese version of the musical Annie.

She has also presented a children's variety show Nyanchuu World on the NHK channel, as well as net radio work for Tsubasa Chronicle (with fellow voice actress Yui Makino) and Mai Otome (with Ami Koshimizu), the popular anime in which she plays the lead character Arika Yumemiya.

On December 16, 2009, her birthday, she married actor Yūji Kishi, who is 13 years her senior.

They met during the 2007 Japanese stage tour of Les Misérables, and coincidentally both have had their acting debuts in a Super Sentai Series.

[3] On August 31, 2018 it was announced on her Twitter account that she got married again, this time to her fellow Dekaranger cast member Tomokazu Yoshida (who played Tetsu/DekaBreak).