This is the 8807th most frequent Japanese word.
東照宮
"東照宮" (Tōshōgū) refers to a shrine dedicated to Tokugawa Ieyasu, the founder of the Tokugawa shogunate.
In this sentence, '東照宮' is used to refer to the general entity of Toshogu shrines.
東照宮は日本全国にある歴史的な神社です。
Toshogu is a historic shrine located across Japan.
Here, '東照宮' specifies the particular shrine located in Nikko.
日光の東照宮は美しい建築で有名です。
Toshogu in Nikko is famous for its beautiful architecture.
In this context, '東照宮' refers to a shrine being a venue for activities or events.