is an offering of sake or other alcoholic drinks offered to gods in Japanese Shinto.

Sake is often consumed as part of Shinto purification rituals. People drink omiki with gods to communicate with them and to solicit rich harvests the following year.

Etymology 
The word omiki is spelled using the three characters . The first  is an honorific prefix. The second character  refers to kami, a kind of spirit or deity in Japanese spirituality. This is normally read as kami, but in certain compounds it is read as mi, as we also see in the derivation of the word . The third character  is read as sake when used alone, but in certain compounds of ancient derivation it is read as ki. The compound omiki is very old and dates back to Old Japanese. There is a word  in the Kojiki of 712, spelled using this same kanji , connected to the word  in reference to the effects of sake.

Overview 
Sake is an essential part of Shinsen, and is offered to the gods during rituals. The meaning of this ceremony is to receive the sake that has been offered to the gods and in which the spirit resides, and to eat and drink the same food as the gods as well as other food offerings. Some shrines also serve sake after ninenmairi

Some breweries produce sake specifically to be put on kamidanas

Types and brewing methods 
There are many different types of sake, such as , , , and , and many different brewing methods. The "" of  and  is the ancient name of sake, and is also written as "" and "". Black sake is also called .

The origin of amazake dates back to the Kofun period , and there is a description in " Nihon Shoki " about Amazake, which is said to be the origin of amazake.

According to the Engishiki, white sake is brewed from rice grown in Kanda and strained as it is, while black sake is made by adding burned ashes of Clerodendrum trichotomum roots to white sake and coloring it black.

Today, a combination of clear sake and cloudy sake (Nigori) is often used as a substitute for white and black sake. In the past, sacred sake was home-brewed by Shinto shrines or Ujigamis. Nowadays, however, due to restrictions in the Liquor Tax Law, Ise Grand Shrines are required to obtain a license to brew Sakes and a Nigori from the tax office. Ise Grand Shrine, which has a license to brew sake and a permit from the tax office to brew doburoku.

In Japan, it has been customary since ancient times to make doburoku and offer it to the gods to pray for a good harvest in the coming year, and even today, more than 40 shrines hold Doburoku Matsuri, etc. As a rule, it is forbidden to take doburoku out of the premises of a Shinto shrine.

In Kumamoto Prefecture, the Katō Shrine next to Kumamoto Castle in Kumamoto City uses the local tradition of Akumochizake as its sacred wine.

Omiki other than Japanese sake 
At Dazaifu Tenmangū in Fukuoka, Dazaifu City, Umeshu Plum Wine (produced by Nikka Whisky Distilling's Moji factory) is used as a sacred wine in honor of the legend of Tobi Ume.

In areas where Grape cultivation is popular, Wine is dedicated as a sacred wine at the Ichinomiya Asama Shrine in Yamanashi Prefecture, Fuefuki City, and Osaka Prefecture, and Red wine is served as a sacred wine on the third day of the New Year at the  in Habikino City, at the shrine it is called  because the red wine pooled on a white plate appears similar to the Japanese flag.

Others 
There is a theory that the custom of offering white sake at Hina Matsuri was created in the Edo period (1603-1867).

Since the sake is usually offered to the altar in pairs, it is used as a metaphor for the happiness of married couples, and is also used in rakugo storytelling. The ornaments made of split bamboo and are inserted into the sake tokuri are called mikiguchi.

In Okinawa Prefecture, which is part of the former Ryukyu Kingdom, and the Amami region of Kagoshima Prefecture, a unique rice-based beverage called "Miki" has been handed down and is also sold commercially as a soft drink. It is made by adding sugar to crushed rice and fermenting it naturally.

Related Items 
 Akumochizake - believed to be the original black liquor
 Amazake
 Sake
 Doburoku Matsuri

References

External links 
 Okazaki Hachimangu Shrine, Kusunoki-cho Chamber of Commerce and Industry, Yamaguchi Prefecture: a rare shrine for Shiroki (white sake) in Japan - Wayback Machine (archived March 4, 2016)

Sake
Shinto
Pages with unreviewed translations
Rituals
Shinto festivals