Count Katō Takaaki was a Japanese politician, diplomat, and Prime Minister of Japan from 1924 until his death on 28 January 1926, during the period which historians have called "Taishō Democracy". He was also known as Katō Kōmei.

Aisai is a city located in Aichi Prefecture, Japan. As of 1 October 2019, the city had an estimated population of 61,320 in 23,451 households, and a population density of 919 persons per km2. The total area of the city is 66.70 square kilometres (25.75 sq mi). Aisai is a member of the World Health Organization’s Alliance for Healthy Cities (AFHC).