Kaiki Tantei Sharaku Homura

in shimoyama middle school, the experiment club and karate club each only have one member left, and as a result, must share one classroom. these two students, sharaku homura and yamazaki yousuke (a.k.a karate kid) together solve numerous impossible mysteries that they happen to run into!originally a doujinshi by nemoto shou, now an award-winning manga, having won the hokkaido mystery cross match award!