日本和歌山县4只大熊猫启程回国

Group 1 - Four giant pandas from Adventure World in Wakayama, Japan, have begun their journey back to China, including the notable panda "Ryohin," who is the first giant panda born in Japan to successfully raise cubs [1][2] - The pandas being returned are "Ryohin" (24 years old), "Ketsuhama" (8 years old), "Aihama" (6 years old), and "Fuhama" (4 years old), all of which are daughters of "Ryohin" [1] - The return is timed to coincide with the expiration of the cooperation project between Adventure World and the Chengdu Research Base of Giant Panda Breeding, which is set to end in August [2] Group 2 - The Adventure World park director expressed hopes for the pandas to live healthily in China and to showcase their well-being to visitors [1] - The pandas are in good condition, and the park has communicated thoroughly with the staff in China regarding each panda's personality and characteristics [1] - "Ryohin" will benefit from better medical conditions in China as she is now of advanced age, while the younger pandas will participate in breeding programs [2]