Season
- Season 3 2019-10-11
- Season 2 2007-04-13
- Season 1 2006-01-13
- Season 0 2019-09-29
Episode
- Episode 1: It's not an exaggeration to say that the steam of good food befits an old case.
- Episode 2: It's not an exaggeration to say that the extreme of coincidence is imminence!
- Episode 3: Even if ignored by 1,000,000 people, if only one person notices, that would be happiness... Don't you think?
- Episode 4: The criminal's 5-7-5 will come from the top of the cliff.
- Episode 5: Kill with a kiss! The killer kiss may have been sweet?
- Episode 6: Whether the case goes unsolved until February 14th is up to you!
- Episode 7: Let's all think of why housewives go on barefoot!
- Episode 8: Is the acceptance to college an invitation of death?
- Episode 9: It's no exaggeration to say that a goodbye message isn't necessarily a parting greeting.
Time Limit Investigator Season 1
Shūichirō Kiriyama works at the Limitation Task Force, the place where the cases which have reached the statute of limitations are destroyed.
Getting bored of his job, he decides to find a hobby, because it seems important to him to have a hobby.
So he decides to puzzle out the unsolved cases on his free time, helped by his coworker Mikazuki, who seems to have a crush on him.
