World Language Family Classifications
A systematic classification of major language families around the world.
Browse structured list pages prepared for Japanese and English audiences.
A systematic classification of major language families around the world.
Detailed information about major languages spoken worldwide, including language family, writing system, and number of speakers.
Universities ranked at the top in major global university rankings such as QS, THE, and ARWU.
A list of world major cities with a population of 5 million or more based on United Nations estimates.
Rankings of major container ports by throughput worldwide.
A list of major libraries around the world.
A list of major container ports worldwide.
A list of gods and heroes from mythologies around the world.
A comprehensive list of capital cities for 194 countries and territories worldwide.
Statistical data on population, population density, birth rate, death rate, and life expectancy by country.