Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )

Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )

Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )

Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )

Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )

Flowers of Bougainvillea are in full blooms at Bougain House Ureshino in Ureshino City, Saga Prefecture, western Japan and Kyushu island region, on February 5, 2024. At Bougain House Ureshino in the hot spring town, a total of 400 bougainvillea of about 25 varieties, which are native to central and south America, are planted in a glass house.( The Yomiuri Shimbun via AP Images )