Japanese:

Maruha medama
Maruha kirei
Kuroibudouno
Amaiagi

Sankakuha gikan
Sankakuha hayai
Sakana no shippono
Furuekata

Shikakuha Sora
Shikakuha Hirui
Hanawo kandera
Iinaoi

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751582

English Translation:

circles an eyeball
circles are pretty
a tasty wonderful, just like black grapeies

triangle is time
triangle is fast
the movement of fish's tail

square is sky
square is wide
it smells good when you smell flowers

3.14159  2653589  7932384 626433
8327950  28841197  1693993 751582