Kairaku-en (偕楽園) (English: „A park to be enjoyed together”) is a Japanese garden located in Mito, Ibaraki, Japan. It is served by the Jōban Line via Kairakuen Station, which is only open during the plum blossom season. Along with Kenroku-en and Koraku-en, it is considered one of the Three Great Gardens of Japan. Kairakuen was built relatively recently in the year 1841 by the local lord Tokugawa Nariaki. Unlike Japan’s other two great gardens, Kairakuen was originally intended to serve for the enjoyment of the public.
Kōraku-en (後楽園 Kōrakuen) is a Japanese garden located in Okayama, Okayama Prefecture. It is one of the Three Great Gardens of Japan. Korakuen was built in 1700 by Ikeda Tsunamasa, lord of Okayama. The garden reached its modern form in 1863.
Kenroku-en (兼六園, Six Attributes Garden), located in Kanazawa, Ishikawa, Japan, is an old private garden. It is one of the Three Great Gardens of Japan. The grounds are open year-round except for December 29th through January 3rd during daylight hours and famous for its beauty in all seasons.
Koishikawa-Kōrakuen is a seventeenth-century garden in Koishikawa, (Bunkyō, Tokyo). The garden was begun by Mito Yorifusa in 1629, and completed by his son Mito Mitsukuni. It was created with advice from the Chinese scholar Zhu Shun Shui, and incorporates elements of both Chinese and Japanese taste. It is one of three surviving daimyō gardens of the many that were created in Edo after it became the military capital of the country.