Tsubone (quiet): “We don’t have to do anything we don’t want. Rules first.” Aya (teasing): “Rules are for boring people. Or for people who think they can win.” Kenji (stammering): “If I lose one more time I’ll— I’ll tell you something. I can’t promise it’ll be pretty.”

In the early 2010s, a popular Japanese flash game developer (known for parodies of Samurai Warriors and Hakuouki ) released a browser-based game titled Ooku no Janken (The Inner Chambers Janken). The final boss was a stern Tsubone character who refused to play the normal strip game. Instead, she forced the player into the .