is a media franchise owned by the Japanese trading card game company Bushiroad. The first release was an Internet radio drama, released in December 2009. An anime adaptation by J.C.Staff aired between October and December 2010, with a special episode aired on August 26, 2011. The second anime season aired between January and March 2012 with another special aired on August 25, 2012. A third series, titled Futari wa Milky Holmes, aired between July and September 2013. A fourth series titled Tantei Kageki Milky Holmes TD aired between January and March 2015. Other media includes a manga adaptation serialized in Comp Ace between May 2010 and January 2011; two visual novels, released for the PlayStation Portable in December 2010 and August 2012 respectively; a trading card game tie-in with Bushiroad's Weiß Schwarz; and a light novel series published by ASCII Media Works under their Dengeki Bunko label.