Religion in Japan can roughly be divided into Shinto and Buddhism. However, in contemporary Japan, both Shinto and Buddhism are becoming more like a deeply rooted "custom" practiced in daily life rather than object of faith, as observed in the general practice of "a wedding with Shinto rites and a funeral with Buddhist rites."
Shinto, literally meaning the way of the gods, is the Japanese religion from the ancient times, centering on the ideas of Japanese intimacy with nature and ancestor worship. All things on earth were brought forth and ruled over by the gods who reside throughout all nature. Mountains and trees often become objects of worship, and Shrine archways and sacred Shinto rope mark sacred areas. Ordinarily, shrines are built there, and objects of worship in which a god or gods reside are enshrined. Shinto constitutes the foundation of the sensibility of the Japanese people, but most present-day Japanese, rather than placing faith in Shinto, feel their cultural identity through it. Shinto meanwhile supported the Emperor system in a religious sense, and even now its ancient customary practices remain as the religion of the Imperial Family.
Shinto shrines are buildings where Shinto deities are enshrined. At the entrances are Shinto shrine archways indicating the shrine precincts, then come the main sanctuary and other facilities. The floor of the main building is elevated and roofs are generally thatched with cogon grasses and Japanese cypress bark. The Shinto shrine is a place of deep affinity for the Japanese people, even for those who are not Shinto believers, as being observed at New Year, when virtually all Shinto shrines are thronged with worshippers for the first temple or shrine visit of the New Year. In addition, they visit the shrines on such occasions as newborn infant's shrine visit, to cerebrate the gala day for children of three, five and seven years of age, and to offer prayers.
Kannushi are Shinto priests who minister at Shinto shrines. They serve the divinities by making offerings and reciting a Shinto prayer. They also perform the Shinto purification for people who come to worship and execute weddings. Meanwhile, Shinto priests' work also involves shrine administration. Management, for example, of sales of written oracles, talismans, and good luck charms, and accounting of money offerings, all come under the direction of the Shinto priests.
Torii are archways at the approaches to Shinto shrines and have become symbols of Shinto, indicating a sacred place where divinities dwell. Originally, they were perches for roosters offered to shrines. Two crosspieces are set on top of two upright pillars. These are everywhere in Japan. On seeing a torii, one can expect to find on the other side a Shinto shrine or a small shrine. Shinto shrine archways : Torii are archways at the approaches to Shinto shrines and have become symbols of Shinto, indicating a sacred place where divinities dwell. Originally, they were perches for roosters offered to shrines. Two crosspieces are set on top of two upright pillars. These are everywhere in Japan. On seeing a torii, one can expect to find on the other side a Shinto shrine or a small shrine.
Omikuji are written oracles, obtained by drawing lots in which the good or bad luck of events is indicated when going to pray to Shinto shrines or Buddhist temples. One's overall fortune can range from outstanding to average to bad, covering various aspects of life such as academics, business, marriage proposals, and victory or defeat. At New Year most people visit shrines, and enjoy drawing omikuji. However, rather than for the purpose of actually learning about their fortunes, most people seem to draw them with a sense of playfulness. Omikuji are written on long narrow paper and usually are tied to trees after being read in hopes that their prayers will be answered.
Omamori are said to summon good fortune and expel evil, so divinities' names or prayers or temple and shrine names are written on pieces of wood or scraps of paper. These are usually sold at Shinto shrines and Buddhist temple. Answers to a prayer include traffic safety, success in passing a school's entrance exam, business prosperity, good health and easy child delivery. Omamori are put in pouches and kept on one's person, hung in cars, placed in the home or attached to pillars or gates. It is a common practice to present them to members of family or a lover who are leaving for travel or doing dangerous work, and pray for their safety and health.
Saisen are offerings of money made when worshipping at Shinto shrines or Buddhist temples. Usually, there is an offertory box, where worshippers pray, tossing in any amount of money they wish, or else they offer money as thanks for prayers that have been answered. There is a similar word "kisha"(charitable donation), which means to "happily abandon." It means offering of money to temples and shrines or people in trouble, and that money is not necessarily given through an offertory box.
Ema are pictures of horses drawn on wood, the upper part of which has a roof, and presented to temples and shrines when making vows or when one's prayer is answered offering prayers. They are mostly used in praying for success in passing entrance exams. In ancient Japan, there was the practice of presenting horses when praying for something, but this later changed to offering votive pictures of horses. At present, there are other pictures besides horses.
About thirty days after a child is born, it is taken to a Shinto shrine for its first shrine visit. This is called miyamairi. Miyamairi used to be an important event by which the child became a parishioner of a Shinto shrine as its first step toward becoming a member of society. However, to say, it tends to be practiced only formally.