Here’s the dream team: Sōichi Masui directs, keeping that perfect mix of humor and heart. Masahiro Yokotani writes the scripts, so expect those tear-jerking moments. Satomi Tamura designs the ...

Measured against that, the Kakeya conjecture – a problem stemming from a 1917 thought experiment by Japanese mathematician Sōichi Kakeya – may not seem too impressive.