science

Kamiyonanayo

Kamiyonanayo is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Kamiyonanayo rather than just read about it. In short: In Japanese mythology, the Kamiyonanayo (神世七代; lit. "Seven Generations of the Age of the Gods") are the seven generations of kami that emerged after the formation of heaven and earth(Tenchi-kaibyaku). According to the Kojiki, these deities appeared after the Kotoamatsukami, which appeared at the time of the creation of the universe.

Key takeaways

Kamiyonanayo belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Kamiyonanayo to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Kamiyonanayo from memory before moving on to harder problems.

Reference excerpt

In Japanese mythology, the Kamiyonanayo (神世七代; lit. "Seven Generations of the Age of the Gods") are the seven generations of kami that emerged after the formation of heaven and earth(Tenchi-kaibyaku). According to the Kojiki, these deities appeared after the Kotoamatsukami, which appeared at the time of the creation of the universe. The first two generations were hitorigami while the five that followed came into being as male-female pairs of kami: brothers and sisters that were at the same time married couples (a common trope in many mythologies, see: List of coupled siblings in religion, mythology and legends). In total the Kamiyonanayo consists of 12 deities in this chronicle. In contrast, the chronicle Nihon Shoki, points out that this group was the first to appear after the creation of heaven and earth. It also states that the first three generations of deities were hitorigami and that the other generations of deities were pairs of the opposite sex. Finally the Nihon Shoki uses a different spelling for the names of all deities. The last generation, consisting of Izanagi and Izanami, was the couple that would be responsible for the creation of the Japanese archipelago (Kuniumi) and would engender other deities (Kamiumi).

List of deities

Genealogy

See also List of Japanese deities Shinto

References

Bibliography Chamberlain, Basil Hall (2008). The Kojiki: Japanese Records of Ancient Matters. Forgotten Books. ISBN 978-1-60506-938-8. Retrieved 9 February 2011. "Génesis del mundo y aparición de los primeros dioses" [Genesis of the world and appearance of the first gods] (PDF) (in Spanish). Archived from the original (PDF) on 2007-11-10.

Worked examples

Example 1 — a first encounter with Kamiyonanayo

Start with the simplest possible case. Write down what Kamiyonanayo claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Kamiyonanayo before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Kamiyonanayo ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Kamiyonanayo

In research: Kamiyonanayo appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Kamiyonanayo in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Kamiyonanayo is common in secondary-school and first-year university syllabi. It links to neighbouring topics Amatsukami, Creation myths, Shinto kami, so understanding it makes those chapters shorter.
In everyday life: Look for Kamiyonanayo outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Kamiyonanayo in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Kamiyonanayo means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Kamiyonanayo out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Kamiyonanayo in simple terms?

Why does Kamiyonanayo matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Kamiyonanayo?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Kamiyonanayo.