Ōta is a city located in Gunma Prefecture, Japan. As of 31 August 2020, the city had an estimated population of 224,358 in 109,541 households, and a population density of 1300 persons per km2. The total area of the city is 60.97 square kilometres (23.54 sq mi).

Guilin, formerly romanized as Kweilin, is a prefecture-level city in the northeast of China's Guangxi Zhuang Autonomous Region. It is situated on the west bank of the Li River and borders Hunan to the north. Its name means "forest of sweet osmanthus", owing to the large number of fragrant sweet osmanthus trees located in the region. The city has long been renowned for its scenery of karst topography.