拡散: to scatter, to spread

協賛: to support

共産: communism / 協賛: collaboration by companies or groups on events or projects

換算: conversion, exchange / 閑散: emptiness; leisure

閑散: empty, deserted; free, not busy, slack

換算: to convert, to exchange

産業化: industrialization

(obsolete) Washington, D.C. (a city, the capital city of the United States)

Kuopio (a city in Finland)

the shape of the horns on some Japanese war helmets or 兜 (kabuto) / a 家紋 (kamon, “family crest”) with varying designs of helmet horns