Yin - Yin

Japanese: 陰 - いん

〘Noun〙 ("In" is the Chinese pronunciation of "yin" and "on" is the Go pronunciation. In the past, "on" was the more common.)① In I Ching, it is contrasted with yang and together they represent the energy that is the root of the universe. In contrast to the active and proactive yang, it is a symbol of passive and negative phenomena. Moon, autumn, winter, west, north, water, woman, even numbers, weak, still, etc. ⇔yo (yang). ※Zatsudanshu (1305) 1 "Men are yang and women are yin. The south is yang and the north is yin, and women are called the northern side." ※Fushikaden (around 1400-02) 3 "At night, it is yin again, so it is very light-hearted, and when a good performance is performed, it is yang that makes people's hearts blossom." [I Ching - Jici Jo] ② A place where the sun does not shine. Shadow. The north side of a mountain. It also refers to the land on the south bank of a river. [Shanhaijing - Nanshanjing] ③ Refers to the time when yang energy is declining and yin energy is strong. By extension, it also refers to people over 40 years old who are past their prime. ※Taiheiki (late 14th century) 4 "In spring and summer, it is the time of yang, and loyalty is rewarded, while in autumn and winter, it is the time of yin, and punishment is the time of punishment." ④ Male and female reproductive organs. Private parts. Hidden place. Also, in contrast to the male one, which is called yang thing, it can refer specifically to the female genitals. ※Jukanbon Wamyōshō (around 934) 2 "Yin, explained as Yunyin (currently a common name for the jade stem, jade gate, etc.), it means shade. It means that it is located in the shadows." ※Iroha Jiruishō (1177-81) "Yin, won, common name for the jade stem, jade gate, etc." [Han Shu - Biography of the Thirteen Kings of Jing, Hirokawa King Hui Yue]

On [Shadow]

〘 noun 〙① The genitals of a man or a woman. [10-volume edition of the Wamyōshō (around 934)]② Darkness. Gloomy. → Yin (shadow). ※Ukiyo-zoshi, Shinjitsu Ise Monogatari (1690), 2 "Today is my aunt's day, so I've already seen a little bit of Shion."

Hoto [Shadow]

〘Noun〙① A woman's private parts. Vagina. Hotodokoro. ※In the Kojiki (712), "He thrust into the beautiful Tono (Hoto) (These two characters have sounds. Shita is similar to this)." ② A hollow place in the mountains. → Mihoto (God's grace)

Key [Shadow]

〘Noun〙 Ancient eastern dialect of "kage (shadow)". ※Man'yoshu (late 8th century) 20.4384 "When the dawn turned, I did not know the direction of the ship that was rowing the island ."

Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information

Japanese:

〘名〙 (「いん」は「陰」の漢音、「おん」は呉音。古くは「おん」が普通)① 易学で、陽に対置され、合わせて宇宙の根元となる気。能動的、積極的な陽に対して、受動的、消極的な事象の象徴とする。月・秋・冬・西・北・水・女・偶数・弱・静など。⇔よう（陽）。※雑談集（1305）一「男(なん)は陽、女(にょ)は陰也〈略〉南は陽、北は陰、女を北方(きたのかた)といへり」※風姿花伝（1400‐02頃）三「夜は又陰なれば、いかにも浮々と、やがてよき能をして人の心花めくは陽也」〔易経‐繋辞上〕② 日のささないところ。ひかげ。山の北面。また、川の南岸の地をいう。〔山海経‐南山経〕③ 陽気が衰え、陰気の盛んなときをいう。転じて、盛りを過ぎた四〇歳以上の年齢にもいう。※太平記（１４Ｃ後）四「春夏は陽の時にて忠賞を行ひ、秋冬は陰の時にて刑罰を専らにす」④ 男女の生殖器。陰部。かくしどころ。また、男のそれを陽物というのに対して、特に女性器をさすこともある。※十巻本和名抄（934頃）二「陰釈名云陰〈今案、玉茎・玉門等之通称也〉蔭也。言其所在蔭翳也」※色葉字類抄（1177‐81）「陰インヲン玉茎玉門等通称也」〔漢書‐景十三王伝・広川恵王越〕