Hyakunin Isshu karuta; poetry cards based on the Hyakunin Isshu
Refers to the card game using poems from the Hyakunin Isshu anthology. Typically played during New Year's in Japan.
See also: 百人一首
We played Hyakunin Isshu karuta as a family during New Year's.
百人一首 is the poetry anthology itself, while 百人一首かるた is the card game based on it.
かるた is a general term for traditional Japanese card games; 百人一首かるた specifies the variant using Hyakunin Isshu poems.
Standard mixed kanji-kana spelling.
Katakana spelling for かるた is also common.
Compound of 百人一首 (Hyakunin Isshu, the classical poetry anthology) and かるた (karuta, from Portuguese 'carta', meaning card).