| Kono Koi wa Tsumi nano ka!? | |
 Tankōbon volume cover | |
| この恋はツミなのか!? | |
|---|---|
| Manga | |
| Written by | Hyte Torishima |
| Published by | Shogakukan |
| Imprint | Big Superior Comics |
| Magazine | Big Comic Superior |
| Demographic | Seinen |
| Original run | January 12, 2018 – May 25, 2018 |
| Volumes | 1 |
| Television drama | |
| Directed by | Dan Ogawa |
| Written by | Yume Shiozuka |
| Original network | MBS, TBS |
| Original run | December 3, 2018 – December 24, 2018 |
| Episodes | 4 |
Kono Koi wa Tsumi nano ka!? (この恋はツミなのか!?, "Is This Love a Sin/Checkmate!?") is a Japanese manga series written and illustrated by Hyte Torishima. It was serialized in Shogakukan's seinen manga magazine Big Comic Superior from January to May 2018, with its chapters collected in a single tankōbon volume.