The 6th NHK Yorudora is Karuta Queen. This drama focuses on the "sport" of competitive karuta. However, this card game uses the Hyakunin Isshu as its playing cards.
The new year is quickly approaching, as is the playoffs for the Karuta Queen Tournament. The reigning queen is 28-year old postal worker Kurata Haruka, who was taught karuta by her grandmother, Tsukino. The two have an agreement that if Haruka loses even once, she will retire from playing. Haruka's boyfriend, Ryouhei, reveals that he's uneasy and feels she might lose this year. Finally, it's the day for the Queen playoffs. Will Haruka remain the queen or have to relinquish her title?