Flag of Oita Prefecture Japan The Flag of Oita Prefecture is a symbol representing the administrative region located on the island of Kyushu, Japan. The flag was officially adopted in 1965, and its design consists of a white field with three horizontal stripes: green, white, and red from top to bottom. The colors used in the Oita Prefecture flag have specific meanings. Green symbolizes hope, prosperity, and agriculture, which are crucial aspects of the region's economy. White represents purity and honesty, while red signifies courage and strength qualities that reflect the spirit of the people living in this prefecture. The design of the Oita Prefecture flag is simple yet meaningful, embodying the unique character and history of the region it represents.