653 Nagao-nishi, Sanuki City
About 5 min. walk from Kotoden Railway Nagao Stn.
In 739, Gyoki built a sanctuary and enshrined the main deity.
Later, Kukai came here and prayed for a safe and succesful trip to China and conducted a fire ritual for seven nights.
When he returned to Japan, he gave thanks for what he achieved in China and raised a memorial tower.
The East Gate which was moved from Ritsurin Garden, the cottage of the Takamatsu clan, remains today.