Koe de Oshigoto!

Koe de Oshigoto! (こえでおしごと!?) is a story about a girl working for an eroge company. It was first serialized in the manga magazine Comic Gum published by Wani Books on May 25, 2008 (Comic July). The first episode of the anime adaptation was released on November 17, 2010 as an OVA; a second OVA was scheduled to be released on April 29, 2011 but was postponed to May 11, 2011 due to the Tōhoku earthquake.

Story
Koe de Oshigoto! is a story about Kanna Aoyagi, a 16 year-old girl who was asked to become an eroge voice actress on her 16th birthday by her 28 year-old sister. She disagreed at first, but after she thought about all of the things her sister did for her when she was growing up, she finally agreed. But being a high school student and knowing nothing about eroge, can she do the job properly?