Electronic diva "Hatsune Miku" reads out "one hundred waka poems (Hyakunin-Isshu)" by one phrase a phrase!! In this application, you can play the poems from 1 to 100 sequentially or in shuffling order. So you can use it as a dictionary for the memory or reader of cards competition. Moreover, the limited and original illustration (manufacturer official recognition) is included in the cover picture, please enjoy that by all means. Now, let's play Hyakunin-Isshu with Miku!!