Registered tangible cultural property

The main building of the Sanyo-so was built in 1929 as the holiday house for Hisaya Iwasaki, the eldest son of Yataro Iwasaki, the founder of Mitsubishi.
Designed by Kyoto’s famous garden architect, Ogawa Jihee, it is built in the elegant Sukiya-zukuri architecture style, surrounded by an enormous Japanese garden.

In June 2017, it was declared a Tangible Cultural Property by Japan’s Agency for Cultural Affairs.


Entrance & reception room

Built as the holiday house of Hisaya Iwasaki.
Reception room on the right immediately after entering.


Facade of “Oimatsu”

Which was used as a guest room when it was still the holiday house of Hisaya Iwasaki.


Facade of “Matsukaze” and “Kogo”

Which were used as a living room and study when it was still the holiday house of Hisaya Iwasaki.


Center building

Facade of “Kiso” and “Tomoe”.


Garden Gate

Gate at the entrance to the garden where the tea house is located.

Waiting room

Waiting space before entering the tea house.

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