[{"data":1,"prerenderedAt":198},["ShallowReactive",2],{"article:coin-casting-method:en":3,"article-topic:iching-divination:en":108,"related-articles:en:iching-divination:coin-casting-method:mei-hua-yi-shu":187},{"slug":4,"title":5,"description":6,"category":7,"topicSlug":8,"legacyPath":9,"authorId":10,"publishedAt":11,"updatedAt":12,"noindex":13,"summary":14,"sections":15,"references":72,"relatedTools":89,"seo":91,"contentImage":94},"coin-casting-method","Coin Casting Method: Six Tosses, One Hexagram","The three-coin method step by step, the exact probabilities behind each line type, how to phrase a question the hexagram can answer, and where the method stops.","I Ching","iching-divination","\u002Fpages\u002Farticles\u002Fyijing-yaobi-qiangua.html","chen-jun","2026-02-26","2026-10-21",false,"Three coins, six tosses, four possible line values. The randomness is the mechanism rather than a flaw, and the method cannot produce a more accurate hexagram.",[16,21,54,60,66],{"heading":17,"body":18},"Three coins and a fixed set of odds",[19,20],"The three-coin method is the most popular way to consult the I Ching. It involves tossing three coins six times to generate a hexagram. Each toss produces one line, from bottom to top. The method is simple, requires only three coins, and takes about five minutes. It is a randomisation method — it generates a hexagram by chance, not by supernatural communication.","What the coins produce is a number between six and nine, six times over, with known odds. Everything after that is reading. The method never pretends otherwise: no spirit is consulted and no signal is received — the figure you get is the one the arithmetic gives you.",{"heading":22,"body":23,"table":24},"How to cast a hexagram with three coins","Here is the step-by-step process:",{"headers":25,"rows":29},[26,27,28],"Step","Action","Details",[30,34,38,42,46,50],[31,32,33],"1. Formulate your question","Ask a clear, open-ended question about a situation you are facing","Do not ask yes\u002Fno questions. Ask 'What should I consider about...' or 'What is the situation with...' A good question is specific but open. Bad: 'Will I get the job?' Good: 'What should I consider about the job opportunity at Company X?'",[35,36,37],"2. Prepare three coins","Use three identical coins. Any coins will work","Chinese coins with a square hole are traditional, but any coins are fine. Assign heads = yang (value 3) and tails = yin (value 2). Consistency matters — always use the same heads\u002Ftails assignment",[39,40,41],"3. Toss the coins six times","Toss all three coins at once. Record the result after each toss. Build the hexagram from bottom to top","The first toss is the bottom line (line 1). The sixth toss is the top line (line 6). Record each toss before tossing again",[43,44,45],"4. Determine the line type","Count the total value: 3 heads = 9 (changing yang, —o—), 3 tails = 6 (changing yin, - -x- -), 2 heads + 1 tail = 8 (stable yin, - -), 2 tails + 1 head = 7 (stable yang, —)","The values: 6 = old yin (changing), 7 = young yang (stable), 8 = young yin (stable), 9 = old yang (changing). Only 6 and 9 are changing lines",[47,48,49],"5. Identify the hexagram","Find the hexagram in a reference table","Look up the hexagram by its trigrams. The lower three lines form the lower trigram. The upper three lines form the upper trigram. Each trigram has a number (1-8) that you can use to find the hexagram",[51,52,53],"6. Read the interpretation","Read the judgment, the changing lines (if any), and the relating hexagram (if there are changing lines)","If there are no changing lines, read only the judgment. If there is one changing line, read that line text. If there are multiple changing lines, read the judgment of the relating hexagram. The relating hexagram is formed by changing all changing lines to their opposite",{"heading":55,"body":56},"How to ask a question the hexagram can answer",[57,58,59],"The quality of a consultation depends more on the question than on the method. A good question is specific, open and situated. What should I consider about the offer from Company X is specific, open, and situated in a real decision. Will I get the job is none of the three, because it asks the text to produce a forecast it was not designed to produce.","Ask one question per cast. The hexagram is a response to whatever was in your mind when you threw the coins. Hold two questions at once and you will not know which one the figure is addressing, or whether it is addressing either. If you have several questions, cast several times with a gap between them, and write each question down before you start.","Do not recast because you dislike the answer. The hexagram is a prompt for reflection, not a quotation you can shop around for. If you resist the perspective it offers, that resistance is itself information, often more useful than the reading. Before casting again, write a sentence explaining why you disagree with the first reading. Disagreement usually reveals more than agreement does.",{"heading":61,"body":62},"Why randomness works: the psychology of structured reflection",[63,64,65],"The three-coin method generates a hexagram by chance, and the probabilities are fixed. Three heads, a changing yang line, comes up one time in eight; three tails, a changing yin line, one time in eight; the two stable lines take three eighths each. Per line that makes yang and yin equally likely, so all sixty-four hexagrams are equally likely at one in sixty-four, while the changing pattern is independent with a one-in-four chance at each of the six positions. A cast averages one and a half changing lines.","The randomness is not a flaw in the method; it is the mechanism. When you put a real question to a random figure, you are forced to connect two unrelated things: your situation and a text written three thousand years ago. The mental effort of building that connection is where the insight comes from. You are not decoding the will of the universe; you are using a structured prompt to think harder than you would have thought unaided.","This is also why the method matters less than the frame of mind. Coins, yarrow stalks or a number generator all end in the same reflective moment. What the physical procedure adds is a boundary: throwing coins for a minute separates ordinary thinking from concentrated reflection, the way a fixed time and place separates a meeting from a conversation. The boundary is the tool. The hexagram is only its content.",{"heading":67,"body":68},"The limits of one cast",[69,70,71],"Coin casting can produce any of the sixty-four hexagrams, and it can produce them with a changing-line pattern that shows which parts of the situation are in motion. It cannot produce a more accurate hexagram. Every figure is equally likely and every figure is an equally valid prompt; the idea that one method is more authentic than another is a claim about lineage, not about effect.","It also cannot tell you what to do. It can give you a pattern to think with, and the decision stays yours. A hexagram may describe a situation as favourable or unfavourable, but those words describe the structure of the situation rather than its outcome: a favourable figure describes a situation in which success is structurally available if the right qualities are present. It is not a promise.","The honest summary is that coin casting is a conversation opener, not a conversation ender. You cast, you read, you reflect, and then you decide. The coins do not remove the weight of the decision; they add a layer of structured consideration to it. That layer is worth having, and it is not a substitute for evidence, expert advice or your own values.",[73,81],{"id":74,"kind":75,"title":76,"detail":77,"publisher":78,"url":79,"accessedAt":80},"zhouyiYijing","traditional","Book of Changes (周易)","The classical text that writes yang lines as 九 and yin lines as 六, which is where calling the ninth day double yang comes from. Cited for terminology, not for any claim about the date.","Wikisource digital text","https:\u002F\u002Fzh.wikisource.org\u002Fwiki\u002F%E5%91%A8%E6%98%93","2026-10-14",{"id":82,"kind":83,"title":84,"detail":85,"publisher":86,"url":87,"accessedAt":88},"apaBarnumEffect","practical","APA Dictionary of Psychology: Barnum effect","A psychology reference for why broad, favourable personality descriptions can feel personally accurate. It does not evaluate BaZi calculations themselves.","American Psychological Association","https:\u002F\u002Fdictionary.apa.org\u002Fbarnum-effect","2026-07-14",[90],"mei-hua-yi-shu",{"title":5,"description":92,"path":93},"The three-coin method step by step, with the probabilities, the question to ask, and the limits of the result.","\u002Farticles\u002Fcoin-casting-method",{"src":95,"srcByLocale":96,"alt":98,"altByLocale":99,"captionByLocale":102,"width":106,"height":107},"\u002Fimg\u002Farticles\u002Fcoin-casting-method.svg",{"tw":97},"\u002Fimg\u002Farticles\u002Fcoin-casting-method-tw.svg","Six numbered steps from formulating a question to reading the hexagram, using the three-coin method.",{"zh":100,"tw":101},"六步流程图：从把问题写下来，到投掷三枚铜钱、记爻、成卦、读卦。","六步流程圖：從把問題寫下來，到投擲三枚銅錢、記爻、成卦、讀卦。",{"en":103,"zh":104,"tw":105},"Six tosses build one figure from the bottom up. The order is fixed, and the sixth toss is the top line, not the first.","六次投掷自下而上搭出一卦。顺序是固定的：第一次是最底那一爻，第六次才是最上面那一爻。","六次投擲自下而上搭出一卦。順序是固定的：第一次是最底那一爻，第六次才是最上面那一爻。",1280,960,{"topic":109,"articles":143,"tools":180},{"slug":8,"title":110,"eyebrow":111,"description":112,"relatedTools":113,"articleIdeas":115,"seo":120,"sections":124},"I Ching (Yi Jing) Divination","Classic Chinese divination","How the I Ching actually works: from eight trigrams to sixty-four hexagrams, three casting methods, layered reading, changing lines, and the boundary between reflection and decision.",[114],"meihua-yi-shu",[116,117,118,119],"I Ching Basics","Hexagram Structure","Coin Casting Method","Line Change Interpretation",{"title":121,"description":122,"path":123},"I Ching (Yi Jing) Divination: How It Actually Works","Hexagram structure, casting methods, layered reading, changing lines, and the honest boundary between reflection and decision-making.","\u002Ftopics\u002Fiching-divination",[125,128,131,134,137,140],{"heading":126,"body":127},"The I Ching is a pattern library, not a prophecy machine","The I Ching, or Book of Changes, is a collection of sixty-four six-line figures called hexagrams, each with a name, a judgment text, and six line texts. It was compiled over a thousand years ago from older oral and written material, and it has been read as philosophy, divination, and political advice. Nothing in the text claims to predict the future. What it offers is a structured way to think about a situation from a perspective you did not choose yourself: the randomness of the casting method breaks habitual thinking, and the hexagram you receive is a prompt for reflection, not a verdict.",{"heading":129,"body":130},"From eight trigrams to sixty-four situations","Every hexagram is built from two three-line figures called trigrams. There are eight trigrams — Heaven, Earth, Thunder, Water, Mountain, Wind, Fire, and Lake — and each represents a natural force, a family role, a direction, and a set of qualities. The sixty-four hexagrams are all possible pairs of these eight trigrams (eight times eight), arranged in a sequence attributed to King Wen of Zhou. The meaning of a hexagram comes from the interaction between its upper and lower trigrams. Water above Mountain (Obstruction) describes a different situation from Mountain above Water (Youthful Folly), even though the same two trigrams are present. The position matters as much as the components.",{"heading":132,"body":133},"Three casting methods, one shared principle","The three-coin method is the most common: toss three coins six times, record each result, and build the hexagram from bottom to top. The yarrow stalk method uses fifty thin sticks and a counting procedure that takes about twenty minutes; it produces the same probabilities as the coin method, so the result is not more accurate, only more meditative. The Plum Blossom method uses numbers, dates, or sounds to derive a hexagram without physical objects. All three methods rely on the same principle: randomness generates a pattern that the reader then connects to their own situation. The value is in the connection, not in the randomness itself.",{"heading":135,"body":136},"How to read a hexagram in layers","A hexagram is read in three layers. First, the trigrams: what natural forces are interacting, and which is above and which is below? Second, the judgment: the short text that names the overall quality of the situation. Third, the lines: the six positions from bottom to top, each with a verse that describes a stage in the situation. Lines are read only when they are changing — produced by a six (old yin) or a nine (old yang) in the casting process. If no lines change, the situation is stable and you read only the judgment and the trigrams. If lines do change, the hexagram transforms into a second figure called the relating hexagram, which describes the direction of movement.",{"heading":138,"body":139},"Changing lines: the moving parts of a situation","Changing lines are the dynamic elements in a hexagram. A single changing line points to one active factor in an otherwise stable situation. Multiple changing lines describe a situation in flux. Traditional practice simplifies the reading: with one changing line, read that line and the relating hexagram; with two, read both lines; with three or more, read only the relating hexagram because the initial situation is too unstable to parse in detail. Modern readers sometimes treat each changing line as a separate thread, but the traditional rule has a practical merit: when everything is moving, focus on where things are going, not on where they are. A concrete case is hexagram 11 with lines three and five moving. Line three warns that no plain stays flat, so the open situation will close again; line five describes an alliance being formalised. Reversal and consolidation in the same reading, and neither is wrong — the reader has to judge which part of the situation is the live one.",{"heading":141,"body":142},"What the four articles cover, and where they stop","The four articles take the I Ching from four angles. One introduces the book, its history, and what it is not. One explains how the sixty-four hexagrams are built from eight trigrams and how to read them in three layers. One walks through the three casting methods step by step and explains why randomness works as a reflective tool. One focuses on changing lines: how to interpret them, how to handle multiple changing lines, and what they can and cannot reveal. Together they cover the mechanics of the I Ching and its practical boundary. None of them claims that the I Ching predicts the future, replaces expert advice, or overrides your own judgment. The best use of the I Ching is as a conversation starter, not a conversation ender.",[144,155,166,169],{"slug":145,"title":146,"description":147,"category":7,"topicSlug":8,"legacyPath":148,"authorId":10,"publishedAt":149,"updatedAt":12,"summary":150,"relatedTools":151,"seo":152},"iching-basics","I Ching Basics: What the Book of Changes Actually Is","How the I Ching is built, how the three casting methods work, the order in which a hexagram is read, and the questions it can and cannot answer.","\u002Fpages\u002Farticles\u002Fyijing-rumen-zhishi.html","2026-02-22","Sixty-four hexagrams built from eight trigrams, three casting methods that share one principle, and a reading order that runs judgment, lines, relating figure.",[90],{"title":146,"description":153,"path":154},"Hexagrams, trigrams, three casting methods, reading order, and the honest limits of consulting the I Ching.","\u002Farticles\u002Fiching-basics",{"slug":156,"title":157,"description":158,"category":7,"topicSlug":8,"legacyPath":159,"authorId":10,"publishedAt":160,"updatedAt":12,"summary":161,"relatedTools":162,"seo":163},"hexagram-structure","Hexagram Structure: Trigrams, Lines and the King Wen Sequence","How the sixty-four hexagrams are built from eight trigrams, why the King Wen sequence pairs each figure with its opposite, and what structure can and cannot explain.","\u002Fpages\u002Farticles\u002Fyijing-liushisi-gua.html","2026-02-24","Each hexagram is two trigrams, one above the other. Position decides meaning, and the sequence is a transformation network rather than a list.",[90],{"title":157,"description":164,"path":165},"Eight trigrams, sixty-four hexagrams, the King Wen pairing rule, and the limits of reading structure alone.","\u002Farticles\u002Fhexagram-structure",{"slug":4,"title":5,"description":6,"category":7,"topicSlug":8,"legacyPath":9,"authorId":10,"publishedAt":11,"updatedAt":12,"summary":14,"relatedTools":167,"seo":168},[90],{"title":5,"description":92,"path":93},{"slug":170,"title":171,"description":172,"category":7,"topicSlug":8,"legacyPath":173,"authorId":10,"publishedAt":174,"updatedAt":12,"summary":175,"relatedTools":176,"seo":177},"line-change-interpretation","Line Change Interpretation: Reading the Moving Parts","What a changing line marks, how many lines to read when several move, and how to handle the conflicting signals that multiple changing lines produce.","\u002Fpages\u002Farticles\u002Fyijing-yaobian-jiangjie.html","2026-02-28","A changing line marks the part of a situation in motion. With three or more, tradition stops reading detail and starts reading direction.",[90],{"title":171,"description":178,"path":179},"Changing lines, how many to read, conflicting signals, and what a moving line can and cannot reveal.","\u002Farticles\u002Fline-change-interpretation",[181],{"slug":114,"title":182,"shortTitle":183,"description":184,"category":185,"status":186},"Mei Hua Yi Shu Casting Record","Mei Hua Yi Shu","Apply the disclosed Shao Yong arithmetic to the current time or three numbers, preserve the primary hexagram, changed hexagram, moving line, and classical source text, then record evidence and counterevidence without forecasting an outcome.","Divination","live",{"articles":188},[189,192,195],{"slug":145,"title":146,"description":147,"category":7,"topicSlug":8,"legacyPath":148,"authorId":10,"publishedAt":149,"updatedAt":12,"summary":150,"relatedTools":190,"seo":191},[90],{"title":146,"description":153,"path":154},{"slug":156,"title":157,"description":158,"category":7,"topicSlug":8,"legacyPath":159,"authorId":10,"publishedAt":160,"updatedAt":12,"summary":161,"relatedTools":193,"seo":194},[90],{"title":157,"description":164,"path":165},{"slug":170,"title":171,"description":172,"category":7,"topicSlug":8,"legacyPath":173,"authorId":10,"publishedAt":174,"updatedAt":12,"summary":175,"relatedTools":196,"seo":197},[90],{"title":171,"description":178,"path":179},1793614152295]