Also known as: 兄嫁はいじっぱり, Lover-in-Law
Aniyome wa Ijippari (My brother's wife is messing with me), is a Hentai visual novel developed and published by Tinkerbell that was released in 2007. The game would later have a two episode Hentai ova that was released in 2008.
The player takes the role of Katsuragi Tsutomu, where through the player's choices, Tsutomu has an affair with either or both with, Katsuragi Mai, his sister in law, and Takama Kozue, his coworker and Mai's senpai.