Season 1
- 1Episode 123 Apr 2012
- 2Episode 230 Apr 2012
- 3Episode 37 May 2012
- 4Episode 414 May 2012
- 5Episode 521 May 2012
- 6Episode 628 May 2012
- 7Episode 74 Jun 2012
- 8Episode 818 Jun 2012
- 9Episode 925 Jun 2012
Kawaguchi plays the part of Kirigamine Ryo, the vice-president of the detective club at Koigakubo Academy. Although she is full of confidence as she tries to solve various mysteries at school, her reasoning is generally full of holes. While she can’t immediately close each case, she gradually reaches the right conclusion with the help of those around her. Hayami will play an unusual biology teacher named Ishizaki Hiromi.