There are many places in and around Tokyo where one can view impressive hydrangea displays. The flowers are usually at their most beautiful in June. Below is a list of some of the best locations within Kanto where they can be enjoyed. Please note – many ajisai-related events and festivals are canceled this year (2021). This list is based on an average year. Please research in advance before you visit.
Ajisai = Hydrangea
Matsuri = Festival

TOKYO
Asukayama Park, Kita Ward: 1,300 ajisai bushes within the park and along the railroad tracks (photo above).
Fuchu City Local Forest Museum, Fuchu City: Holds a yearly ajisai matsuri. *Postponed until State of Emergency is over.
Hakusan Shrine, Bunkyo Ward: Small, but lovely shrine filled with 3,000 ajisai bushes. The ‘heart’ of the yearly Bunkyo Ajisai Matsuri.
Rikugien Garden, Bunkyo Ward
Showa Kinen Park, Tachikawa City
Sumida Park, Taito Ward: Promenade along the Sumida River boasts 6,000 ajisai bushes along a 2 kilometer stretch.
Takahata Fudoson Temple, Hino City: 7,500 ajisai bushes within the temple grounds. Holds a yearly Ajisai Matsuri.
Tokyo Summerland Ajisai-en Garden, Akiruno City: A water park with a garden area filled with 5,000 ajisai bushes.

CHIBA
Hattori Farm (Hydrangea Mansion), Mobara City: This one is on my bucket list – it looks especially impressive!
Hondoji Temple, Matsudo City: A lovely combination of 50,000 ajisai and irises.
Nokogiriyama, Kyonan City: Many ajisai bushes line the paths of the Nihonji, the temple that covers much of this mountain.
GUNMA
Onoike Ajisai Park, Shibukawa City
Ogikubo Park, Maebashi City: Significant amount of ajisai bushes. Located inside the grounds of an impressive michi-no-eki.
Shogenji, Midori City
Yashio Ajisai Village, Fujioka City
IBARAKI
Amabiki Kannon, Sakuragawa City: 3,000 ajisai bushes within the temple grounds. They hold a yearly ajisai matsuri.
Howa-en Garden, Mito City: Garden of Keiganji Temple has over 6,000 ajisai bushes within its grounds.
Mito Hachimangu, Mito City: A short walk from Howa-en. 5,000 ajisai bushes.
Nihonmatsuji, Itako City: Temple with a large garden filled with 10,000 ajisai bushes.

KANAGAWA
Hakkeijima Hydrangea Festival, Yokohama
Hakone Tozan Railway, Hakone: 10,000 ajisai bushes line the train tracks. Higher elevation so they usually bloom later than in other places. They are lit-up in the evening. A special hydrangea viewing train runs – reservation only.
Hayama Ajisai Park, Hayama Town: 3,000 ajisai bushes, located near one of the entrances to the Sangaokayama hiking course.
Kaisei Ajisai Matsuri, Kaisei Town: 5,000 ajisai bushes line newly planted rice paddies. In a wide valley, mountains on three sides. My favorite hydrangea spot in all of Japan!
Nogeyama Park, Yokohama
Sankeien, Yokohama: many flowers within this garden, ajisai are scattered throughout the grounds. Nice irises along the lakeside.
KANAGAWA – KAMAKURA
A variety of temples in one location. A fantastic day-trip for viewing ajisai.
Engakuji Temple
Goryo Shrine
Hase-dera Temple
Meigetsu-in Temple
Kita-Kamakura Kominka Museum: A tiny museum in a historic home with many ajisai within its grounds.
Tokeiji Temple: Lovely irises too.
SHIZUOKA
Shimoda Park, Shimoda City: 3 million ajisai (not sure how many ‘bushes’ that is) bloom along a lovely walking path. Holds an annual ajisai matsuri.
TOCHIGI
Kurobane Castle, Otawara City: 6,000 ajisai bushes within the grounds. Holds an annual ajisai matsuri.
Ohirasan Jinja, Ohira Town: 2,500 ajisai bushes lining the slope and staircase leading to the shrine.