A Japanese drama has recently stirred up a minor controversy by selecting a song titled "Butterfly of Porn" as its theme song. The song, which has themes relating to adult content, has surprisingly taken the national music scene by storm, prompting viewers and critics alike to question mainstream media's flirtation with mature topics. As it stands, reception has been diverse and filled with passionate debate.

Japan has a rich media culture, which often balances the line between the provocative and the conservative. In this case, the inclusion of a song with adult themes in a mainstream TV drama has sparked a debate around the boundaries of acceptable content, demonstrating a changing tide in societal values and attitudes towards mature themes in media content.

Similar to Japan, both US and EU media industries angle towards more adult content in their shows. Such decisions are critiqued and conversely defended under the guise of realism or artistic liberty. The issue is widely discussed and polarizing, even more so when the theme breaks into popular music charts.