IC cards, conbini, the quiet rules of public transit. Practical answers, no generic 'be polite' filler.
Japan's streets are famously clean, yet public bins are rare. Here is where the rubbish actually goes, and how to carry yours without friction. JP: 日本でゴミを捨てる場所を探す旅
Japan's vending machines and IC cards form a parallel economy most visitors never fully enter. Here is how to move through it without friction. JP: 自動販売機と交通系ICカードの静かな経済