This is educational memory game. a kind of Ogura Hyakunin Issyu:Japanese ancient card game There are 100 pair pictures in the game. Player can play "Old Maid","Concentration" using the cards. there are hints printed on the cards. if you know 100 famous ancient Japanese poems , you can win easily. and you can play traditional Ogura Hyakunin Issyu too. Heisei Hyakuninn Issyu is compatible. Ogura is a Japanese place, and Hyakunin mean 100 people. Issyu: one poem. So, the tile means 100 poets who are picked by famous poet Sadaie(Teika) FUJIWARA at Ogura. The poem is written in ancient Japanese language. Many Japanese students have to memorise 100 poems even if the poem sounds like Greek.