Within the shinto sanctuaries, in the area not accessible to the public, there is a perimeter, called sacred perimeter, and within it we find a young woman intent on a dance, called Kagura 神 楽. The young woman in question is the MIKO 巫女 who is also identified with the term "Virgin of the Temple".

 
Japan is embedded in legends and folklore, characters and particular creatures such the yōkai (妖怪), a word composed of 2 kanji 妖 (yō) which means attractive, fascinating, calamity and 怪 (kai) which means mystery, wonder and is used to indicate supernatural creatures of Japanese tradition.

The Kappa 河童  is one of the most popular yokai in Japan and beyond. In the popular legends,  you can finds it with different names, such as kawatarō or kawako, but all agree that it's an aquatic creature, supernatural, part of ancient legends.
The kappa in shinto religion is considered one of the many suijin (水 神 "of the aquatic") and have always been among the yokai who have gained more space in Japanese folk culture until today where it is even cuddled and considered Kawai (cute).

An ancient tradition that has survived to this day, formal, sumptuous that aims to bring closer and formalize relationships between the families of the spouses before the wedding.

The tradition of Yuinou no gi 結納の儀  appears to date back more than 1600 years ago when the successor prince of Emperor Nintoku sent Kurohime a series of gifts to the family to formalize their marriage.