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Tanaka Hisashige

Tanaka Hisashige is a engineering 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 Tanaka Hisashige rather than just read about it. In short: Hisashige Tanaka (田中 久重; October 16, 1799 – November 7, 1881) was a Japanese businessman, inventor, mechanical engineer, and rangaku scholar who was prominent during the Bakumatsu and early Meiji period in Japan. In 1875, he founded what became the Toshiba Corporation.

Tanaka Hisashige — main illustration
Tanaka Hisashige — illustration

Key takeaways

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

Reference excerpt

Hisashige Tanaka (田中 久重; October 16, 1799 – November 7, 1881) was a Japanese businessman, inventor, mechanical engineer, and rangaku scholar who was prominent during the Bakumatsu and early Meiji period in Japan. In 1875, he founded what became the Toshiba Corporation. He has been called the "Thomas Edison of Japan" or "Karakuri Giemon."

Biography Tanaka was born in Kurume, Chikugo province (present-day Fukuoka prefecture) as the eldest son of a tortoise shell craftsman. Apprenticed at an early age, he was a gifted artisan. At the age of eight, he invented an inkstone case with a secret lock, which required a cord to be twisted in a certain manner to open it. At the age of 14, he had invented a loom capable of weaving intricate designs into fabric. From age 20 he began to make karakuri puppet dolls, autonomous dolls powered by springs, pneumatics and hydraulics, capable of relatively complex movements, which were much in demand by the aristocrats of Kyoto, daimyō in feudal domains, and by the Shōgun's court in Edo. At age 21, he was performing around the country at festivals with clockwork dolls he constructed himself. He declined to take over the family business, surrendering his position to his younger brother and devoted his full attention to karakuri dolls. It is often said that the best masterpieces of his karakuri are Yumi-Hiki Doji (arrow-shooting boy) and Moji-kaki doll (letter-writing doll). In his mid-thirties, however, he aspired to invent more practical products. In 1834, he relocated to Osaka, where he experimented in pneumatics, hydraulics and forms of lighting based on rapeseed oil, including a pocket candlestick and an oil lamp with an air-pressurized fuel pump which proved to be very popular. He then moved on to Kyoto, where he studied rangaku, or western learning, and astronomy. He invented a pneumatic fire pump, and in 1851, he built a myriad year clock which is now designated as an Important Cultural Property by the Japanese government. With the development of the Sonnō jōi movement, the atmosphere in Kyoto became increasingly dangerous towards foreign influences and technology, and Tanaka was invited by Sano Tsunetami to Saga Domain in Kyūshū, where he was welcomed by Nabeshima Naomasa. While in Saga, Tanaka designed and built Japan's first domestically made steam locomotive and steam warship. Although he had no previous experience in the field, he had access to a Dutch reference book and had watched the demonstration of a steam engine by the Russian diplomat Yevfimy Putyatin during his visit to Nagasaki in 1853. He later was a student at the Nagasaki Naval Training Center. On its closure and the withdrawal of its Dutch advisors, Tanaka moved back to Saga and worked at the Seirenkata, where he built models of steam warships (both with screws and with side-paddles), a steam locomotive and experimented with making a telegraph and a glass factory. He was involved in the construction of a reverberatory furnace in Saga for the production of Armstrong guns. In 1864, he returned to his native Kurume Domain, where he assisted in the development of modern weaponry. In 1873, six years after the Meiji Restoration, Tanaka, then age 74 and still energetic, was invited by the Ministry of Industry to come to Tokyo to make telegraphs at the ministry's small factory. He relocated to the Ginza district in 1875. He rented the second floor of a temple in what is now Roppongi as a workshop that evolved into his first company—Tanaka Seisakusho (Tanaka Engineering Works), the first manufacturer of telegraph equipment in Japan. After his death in 1881, his son founded Tanaka Engineering Works (田中製造所, Tanaka Seizōsho). The company changed its name after Tanaka's death to Shibaura Engineering Works (芝浦製造所, Shibaura Seizōsho) in 1904. After a merger in 1939 with Tokyo Denki it became Tokyo Shibaura Denki, more commonly known today as Toshiba.

Gallery

References

Morris-Suzuki, Tessa. The Technological Transformation of Japan: From the Seventeenth to the Twenty-First Century, Cambridge University Press, 1994. ISBN 0-521-42492-5

External links Bow Shooting Boy Toshiba home page Prominent people of Minato city Archived 2021-01-26 at the Wayback Machine

Illustrations

Tanaka Hisashige illustration
Tanaka Hisashige illustration
Tanaka Hisashige illustration
Tanaka Hisashige illustration
Tanaka Hisashige illustration

Worked examples

Example 1 — a first encounter with Tanaka Hisashige

Start with the simplest possible case. Write down what Tanaka Hisashige claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, 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 Tanaka Hisashige 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 Tanaka Hisashige 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 Tanaka Hisashige

In research
Tanaka Hisashige appears in engineering 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 Tanaka Hisashige 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
Tanaka Hisashige is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1799 births, 1881 deaths, 19th-century Japanese businesspeople, so understanding it makes those chapters shorter.
In everyday life
Look for Tanaka Hisashige 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 Tanaka Hisashige in 20 minutes

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

Frequently asked questions

What is Tanaka Hisashige in simple terms?

Hisashige Tanaka (田中 久重; October 16, 1799 – November 7, 1881) was a Japanese businessman, inventor, mechanical engineer, and rangaku scholar who was prominent during the Bakumatsu and early Meiji period in Japan. In 1875, he founded what became the Toshiba Corporation.

Why does Tanaka Hisashige matter?

Because it connects several engineering 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 Tanaka Hisashige?

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 Tanaka Hisashige.

Tags

  • 1799 births
  • 1881 deaths
  • 19th-century Japanese businesspeople
  • 19th-century Japanese engineers
  • 19th-century mechanical engineers
  • Businesspeople in the electronics industry
  • Japanese company founders
  • Japanese inventors
  • Japanese mechanical engineers
  • Karakuri
  • Nabeshima retainers
  • People from Kurume

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