Todoroki explains to Kamitsuki about Shinooka Kyo and her group of elite Joumou karuta champions, including a history of Joumou karuta. Kamitsuki doesn't understand why Joumou karuta is so important, but decides to buy a set.
The History of Jomo 
Karuta
تاريخ جومو كاروتا
Die Geschichte des Jomo Karuta
Historia de las cartas Jomo
Historia de las cartas Jomo
ÉPISODE 6
L’HISTOIRE DES CARTES JÔMÔ
La storia
delle Jomon Karuta
A história de 
Jomo Karuta.
История
Дзёмон каруты