Sudoku Creator Maki Kaji Has Died

The origins of Sudoku can be traced back to 18th century Switzerland when mathematician Leonhard Euler developed a mathematical puzzle called “Latin Squares”. However, the modern version of Sudoku that we are familiar with today was actually invented much later by a Japanese puzzle company called Nikoli Co. Ltd in the late 1970s under the …

The Diplomatic Artistry of Korean Envoys

While driving through Tokyo’s Minato Ward, it stumbled upon a vehicle from the Korean embassy with a mysteriously darkened windshield. This raised questions about adherence to Japanese regulations, which strictly forbid window films that don’t meet light transmittance standards. The intrigue deepened when it encountered three more such vehicles in just four hours, prompting it …