Nara Isui-en – Nara
Isui-en (依水園) is a garden located in Nara, Japan. It is the garden where flowers and autumn leaves are beautiful in each season. It is 5 minutes walk from Todai-ji Temple.
Hydrangea
Nara 
Kyoto Mimuroto-ji – Uji, Kyoto
Mimuroto-ji (三室戸寺) is a Honzaishugen sect temple in Uji, Kyoto. The 20,000 azalea and the 10,000 hydrangea are planted in the garden. Azelea are best view about from the end of April to the beginning of May. Hydrangea are best view about from the middle to the end of June.