Runesansu
Runesansu de ichini no sansuuu
Guusuu kisuuu wa otomodachi
Runesansu de yukaina sansuu
Hensuu sosuu wa kaomishiri
Runesansu de tanoshii sansuu
Jissu kyosuu ga abaredasu
Runesansu de kikenna sansuu
Shousuuten ika shishagonyuu
Sekai keizai wa x y z
Sankaku kansuu ote no mono
Sekai keizai wa x y z aa aa
Meido san gokurou san
Danna san arigatou san
Meido san gokurou sansuu
Danna sansuu arigatou sansuu
Runesansu de ii-aru-san-suu
Bunbo to bunshi ga naka tagai
Dekadansu na juugyou wa sansuu
Nan demo ii kara shishagonyuu
Renaissance
In the Renaissance, math is so much fun
Even and odd numbers are friends
In the Renaissance, lively math
Prime and composite numbers are familiar
In the Renaissance, enjoyable math
Real numbers go wild
In the Renaissance, dangerous math
Irrational and imaginary numbers
World economy is x y z
Triangle numbers are out of date
World economy is x y z aa aa
Maid-san, thank you, sir
Maid-san, thank you, sir
Maid-san, thank you, math
Sir, thank you, math
In the Renaissance, the good old arithmetic
Algebra and geometry complement each other
Decadent education is math
Anything goes, so imaginary numbers