Japanese manhole covers, from molten metal to hand-painted public artRion NakayaJanuary 20, 2023January 20, 2023
The circles and lines of Kamon, Japan’s traditional emblem designsRion NakayaJanuary 12, 2022October 18, 2022
Pythagora Equipment Academy: Rube Goldberg mini-mechanism tutorialsRion NakayaAugust 21, 2020January 28, 2021
