What is Kimari-ji?

One important insight into Kyogi Karuta is:
“You can remind the Kimari-ji when you see the Tori-fuda (playing card).”

Kimari-ji is the first syllable(s) of Kami-no-ku in which you can identify the poem been read. Thus, if you remember Kimari-ji, you do not have to remember the rest part of the poem to play Kyogi Karuta. In Kyogi Karuta Handbook Kimari-ji oboe kata (Japanese), tips how to memorize Kimari-ji are shown.