{ "schemaVersion": "1.2.0", "resource": { "resourceKey": "article:6a9a24409ae4708681800fd1", "kind": "article", "contentId": "6a9a24409ae4708681800fd1", "slug": "akiya-renovation-guide", "canonicalUrl": "https://akiyahub.com/articles/akiya-renovation-guide", "language": "en", "indexable": true, "followable": true }, "publication": { "datePublished": "2026-09-07T06:55:36.821Z", "dateModified": "2026-09-07T06:55:36.821Z" }, "attribution": { "author": { "type": "Organization", "name": "AkiyaHub", "url": "https://akiyahub.com" }, "publisher": { "type": "Organization", "name": "AkiyaHub", "url": "https://akiyahub.com" } }, "content": { "title": "What Will the Renovation Really Involve?", "description": "Learn how to assess an akiya renovation before you buy, from structural repairs and hidden costs to contractor planning, DIY limits, and budgeting.", "markdown": "## Start with the house you have, not the renovation you imagine\n\nMany buyers picture an akiya renovation as a cheap house plus a new kitchen, fresh floors, and a coat of paint.\n\nSometimes that is close to the truth. Often, those are the least important parts of the project.\n\nThe purchase price tells you what the seller is asking for the house. It does not tell you what the house needs before it is safe, dry, comfortable, and usable. A leaking roof, termite damage, aging plumbing, unsafe electrical work, poor insulation, or structural deterioration can change the budget quickly.\n\nThe first rule is simple:\n\n**Do not budget for the house you want. Budget for the house you actually bought.**\n\nBefore getting into inspections, budgets, and contractor logistics, it helps to be clear about what this guide can and cannot tell you. The aim is not to predict every renovation cost from a listing. It is to help you ask the right questions before you commit.\n\n```html\n
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Before you begin
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Quick answer

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Renovating an akiya may involve far more than visible updates such as a new kitchen, flooring, or paint. Before setting a realistic budget, you need to understand the building's condition, identify urgent repairs, separate essential work from optional improvements, and leave room for problems that may only appear once work starts.

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What this guide helps you do
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    \n
  1. \n 1\n Look past listing photos and identify the parts of an older home that need closer attention.\n
    2. \n
  2. \n 2\n Separate immediate repairs, long-term improvements, and personal upgrades.\n
    3. \n
  3. \n 3\n Build a budget that accounts for known work, related work, and reasonable unknowns.\n
    4. \n
  4. \n 4\n Understand why contractor availability, location, and project management matter when you are buying from overseas.\n
    5. \n
  5. \n 5\n Ask better renovation questions before making an offer.\n
    6. \n
\n

The goal is not to predict every cost before you buy. It is to decide whether a particular house fits your budget, intended use, timeline, and tolerance for uncertainty.

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\n\n```\n\n**The best place to start** is with the condition of the building itself. Cosmetic changes are easier to picture, but the roof, structure, moisture, utilities, and drainage usually determine the real scope of the work.\n\n```html\n
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Step 01
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Start with the building, not the finishes

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Before deciding how much to spend, find out what you are working with. The visible rooms may shape your first impression, but the building's condition determines what the project may actually require.

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Begin with an inspection
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In Japan, a building inspection is often called an inspection (インスペクション). It assesses the condition of an existing home and can identify areas that need closer attention. MLIT treats inspection as an important starting point in its existing-home renovation guidance. For some programs, the findings must be repaired or included in a future maintenance plan.

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Check the parts that affect the whole project
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You may not need to replace everything on this list. The point is to identify what needs attention, how urgent it is, and what it means for the rest of the project.

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\n\n```\n\n**Once you have a clearer picture** of the house, separate the work by urgency. This keeps essential repairs from being buried under the more enjoyable parts of a renovation plan.\n\n```html\n
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Budget framework
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Separate the work into three budgets

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A common budgeting mistake is treating every improvement as equally important. A clearer plan separates work the house needs now, work that improves long-term ownership, and work you simply want to do.

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Must fix
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This includes problems that affect safety, weatherproofing, basic function, or the continuing deterioration of the building.

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    \n
  • ✓Active roof leaks or serious water intrusion
    • \n
  • ✓Major structural deterioration
    • \n
  • ✓Unsafe electrical systems
    • \n
  • ✓Failed plumbing or drainage
    • \n
  • ✓Severe termite damage
    • \n
  • ✓Deteriorated floors or stairs that are unsafe to use
    • \n
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These are not projects to postpone because you would rather spend the money on a new kitchen. A beautiful kitchen does not solve a roof leak.

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Should fix
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These problems may not make the house immediately unusable, but they can affect comfort, durability, energy use, and future maintenance.

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    \n
  • ✓Poor insulation
    • \n
  • ✓Old or inefficient windows
    • \n
  • ✓Inadequate ventilation
    • \n
  • ✓Inefficient heating and cooling
    • \n
  • ✓Aging plumbing
    • \n
  • ✓Deteriorated exterior finishes
    • \n
  • ✓Moisture-management improvements
    • \n
  • ✓Changes that make later maintenance easier
    • \n
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You may be able to live with weak insulation or single-pane windows for a while. If you plan to use the house for years, improving them may make a real difference to comfort and running costs.

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Want to fix
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This is the work most buyers imagine first. These changes may make the house feel more personal and practical, but they should come after the building's essential needs are understood.

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    \n
  • ✓A new kitchen
    • \n
  • ✓Flooring and wallpaper
    • \n
  • ✓Lighting and fixtures
    • \n
  • ✓Built-in storage
    • \n
  • ✓Interior finishes
    • \n
  • ✓Cosmetic exterior changes
    • \n
  • ✓Layout changes
    • \n
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A new kitchen is a renovation choice. A leaking roof is a house problem. Your budget should treat them differently.

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\n\n```\n\n**A listing can help you** decide whether a property is worth investigating. It cannot show you everything that affects the renovation budget. Read visible clues carefully, but treat them as reasons to investigate further rather than proof of a specific problem.\n\n```html\n
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Look beyond the listing
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Listing photos rarely show the expensive work

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Listings usually show the rooms that are easiest to photograph: the tatami room, kitchen, bathroom, garden, or view. The questions that shape the renovation budget are often elsewhere.

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Read visible clues carefully
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Treat symptoms as questions, not diagnoses
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A visible symptom does not tell you exactly what is happening behind a wall, under a floor, or above a ceiling. That is why inspection matters. Japanese renovation guidance recognizes the need to address deterioration found through inspection, including issues involving roofs and exterior walls.

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Do not build your renovation budget from the parts of the house you can see in photographs.

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\n\n```\n\n**Even a careful inspection** has limits. Older homes can reveal more once finishes are removed or repair work begins, so a workable plan needs room for the work you know about and the work you may discover later.\n\n```html\n
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Budget for uncertainty
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Plan for known work, related work, and unknowns

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Some issues in an older house only become clear once work begins. This does not mean every akiya is hiding a disaster. It means there is a real difference between knowing a wall needs repainting and knowing what is behind it.

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Build the budget in three parts
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    \n
  1. 1Known work: Problems already identified through inspection, viewing, or reports.
    2. \n
  2. 2Related work: Work that may be needed to complete a repair properly, such as replacing damaged materials around the original issue.
    3. \n
  3. 3Unknowns: Conditions that cannot be fully assessed until further investigation or construction begins.
    4. \n
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Water damage, termites, aging plumbing, insulation gaps, and structural details can require further investigation after finishes are removed. Do not assume the worst, but do not spend the entire renovation budget before leaving room for reasonable surprises.

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\n\n```\n\n**This is why the purchase price** should never be treated as the project budget. A low-priced home may be a sensible purchase, but only if the total cost of making it usable still fits your plans.\n\n```html\n
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Cost reality check
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The purchase price and renovation budget are separate numbers

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A ¥5 million house may remain a ¥5 million house. It may also need another ¥5 million, ¥10 million, or more in work, depending on its condition and your plans for it.

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What changes the cost
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There is no single renovation figure that applies to every akiya. Cost depends on the house's age, construction, size, location, materials, existing systems, condition, and intended use.

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Use averages carefully
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Published renovation averages often cover a broad mix of homes and projects. They are not a reliable universal budget for an older vacant house.

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Ask the more useful question
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Instead of asking, \"How much does it cost to renovate an akiya?\" ask, \"What does this particular house need before it works for my goal?\"

\n
\n
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\n\n```\n\n**The budget is only** one part of the decision. A repair is only practical if the right people can assess it, quote it, schedule it, and return if follow-up work is needed.\n\n```html\n
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Project logistics
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Rural projects can be harder to coordinate

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The work itself is only part of the equation. You also need to know who can do it, when they can do it, and how you will manage the project if you are not nearby.

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Check the practical constraints
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Include management in the plan
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For an overseas owner, management can become as important as the construction budget. A renovation that feels manageable when you live nearby can become much harder when you are coordinating contractors from another country.

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Ask two questions: What will this cost, and who can do the work?

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\n\n```\n\n**After you understand** the house's urgent needs, you can make better choices about improvement. This is where renovation starts to reflect how you plan to live in, maintain, and use the property.\n\n```html\n
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After essential repairs
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Renovation can improve the house, not just repair it

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Once urgent problems are understood, renovation can make an older home more comfortable and practical to own. The important point is to understand what the house needs before deciding what you want to change.

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Choose improvements that fit your plans
\n \n

MLIT's existing-home renovation framework groups improvements around deterioration prevention, earthquake resistance, energy efficiency, maintenance, and resilience.

\n
\n
\n\n```\n\n**You also need to decide** which parts of the project you can realistically handle yourself. DIY can be useful for the right work, but it does not remove the need for qualified trades where safety, systems, or regulations are involved.\n\n```html\n
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Decide who does the work
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What about DIY?

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DIY can reduce costs for appropriate work. It is most useful when the work matches your skills, time, and ability to supervise the project.

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Match the task to the right person
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Start with the scope
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A future guide will cover DIY work, licensed trades, and working with a komuten (工務店), a Japanese construction and renovation contractor. For now, identify the work before deciding who should do it.

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\n\n```\n\n**A phased renovation** can make an older home more manageable. The key is to complete work in an order that protects the building first, then improves comfort and finishes once the basics are sound.\n\n```html\n
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Set the project order
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You do not need to renovate everything at once

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Once you understand the house's condition, you can decide what needs to happen first. The right order depends on the property, but separating essential work from later improvements helps you phase the project realistically.

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A typical order of work
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    \n
  1. 1Address water intrusion and safety issues.
    2. \n
  2. 2Repair essential systems such as electrical, plumbing, drainage, and heating.
    3. \n
  3. 3Improve insulation, windows, ventilation, and other comfort issues.
    4. \n
  4. 4Complete interior improvements.
    5. \n
  5. 5Add cosmetic work and personal touches.
    6. \n
\n

A kitchen can wait. Wallpaper can wait. A built-in bookshelf can wait. A roof leak generally should not.

\n
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\n\n```\n\n**Before making an offer**, you do not need perfect certainty or a final renovation quote for every detail. You do need enough information to judge whether the likely work, cost, and uncertainty fit your budget and intended use.\n\n```html\n
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Before you buy
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The number you need before buying

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Before you buy, you may not need an estimate precise to the yen. You do need enough information to decide whether the house makes sense for your budget, timeline, intended use, and tolerance for uncertainty.

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Get answers to these questions
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\n\n```\n\n**Use the following questions** as a final pass before you move forward. They will not eliminate every unknown, but they can show you where more investigation, a clearer estimate, or a slower decision is warranted.\n\n```html\n
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Final pass
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Questions to ask before making an offer

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Use this checklist to separate what is already known from what still needs investigation. The aim is not perfect certainty. It is a clearer view of the house, the work, and the budget before you commit.

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Renovation due diligence checklist
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\n\n```\n\n## Understand the house before you improve it\n\nA cheap house is not automatically a bad house. An old kitchen does not automatically mean a major renovation. A house that needs work is not necessarily a poor purchase.\n\nThe risk is not knowing which situation you are looking at.\n\nBefore choosing countertops or flooring, separate the building's existing problems from the changes you would simply like to make. The listing price is only the beginning. The real project cost includes what the house needs to become safe, usable, and maintainable for your plans.\n\n**Do not budget for the house you want. Budget for the house you actually bought.**\n\nIf you are considering a specific property, the next useful step is to verify its availability and gather a first-pass assessment of its condition and risks. Before you commit serious money, AkiyaHub can help you get a clearer picture of the house, the work it needs, and the questions that still need answers.\n\n---\n\n### Sources used for this article\n\n- Ministry of Land, Infrastructure, Transport and Tourism (MLIT): [Existing Home Long-Life Renovation Promotion Program長期優良住宅化リフォーム推進事業 ](https://www.mlit.go.jp/jutakukentiku/house/shienjigyo_r7-03.html) (text in Japanese)\n - [What is an Inspection? - インスペクションとは](https://r07.choki-reform.mlit.go.jp/overview/inspection.html) (text in Japanese)\n - [Energy and performance renovation - 住宅・建築物省エネ等改修推進事業](https://www.mlit.go.jp/jutakukentiku/house/shienjigyo_r7-04.html) (text in Japanese)\n- Ministry of Economy, Trade, and Industry (METI): [Electrician qualification - 電気工事士](https://www.meti.go.jp/information/license/c_text24.html) (text in Japanese)\n\n---\n\n### Akiya Due Diligence Checklist: 10 Things To Check Before You Fall In Love\n\nThis article is part of AkiyaHub's due diligence series for buyers who want to look beyond the listing price before making an offer.\n\nContinue with the other checks:\n\n- [How to assess an older home's earthquake risk in Japan](https://akiyahub.com/articles/1981-earthquake-standards-old-houses-japan)\n- [What rebuildability means for akiya buyers](https://akiyahub.com/articles/akiya-rebuildable-road-access-rules)\n- [How to read Japan hazard maps before buying property](https://akiyahub.com/articles/japan-hazard-maps-akiya)\n- [The structural warning signs to check in an akiya](https://akiyahub.com/articles/akiya-condition-warning-signs)\n- [Utilities and infrastructure checks for rural homes in Japan](https://akiyahub.com/articles/rural-akiya-utilities)\n- [The property documents foreign buyers should check in Japan](https://akiyahub.com/articles/japanese-real-estate-documents-foreign-buyers)\n- [The real cost of owning an akiya in Japan](https://akiyahub.com/articles/cost-to-own-an-akiya-in-japan)\n- [What to check about an akiya neighborhood before buying](https://akiyahub.com/articles/neighborhood-rules-buying-home-japan)\n- [Resale and exit planning for akiya buyers](https://akiyahub.com/articles/akiya-exit-strategy)\n\n---\n\n### Ready to explore?\n\n- 👉 [How to Find Your Dream Property in Japan](https://akiyahub.com/articles/how-to-find-your-dream-property-in-japan): Learn how to explore regions, compare value, and confidently discover standout homes using AkiyaHub’s most powerful search approach.\n\n- 👉 [Join the AkiyaHub community](https://akiyahub.com/jointhecommunity): Learn from real buyers, ask questions freely, and move forward with confidence as you explore owning a home in Japan.", "headings": [ { "level": 2, "text": "Start with the house you have, not the renovation you imagine" }, { "level": 2, "text": "Understand the house before you improve it" }, { "level": 3, "text": "Sources used for this article" }, { "level": 3, "text": "Akiya Due Diligence Checklist: 10 Things To Check Before You Fall In Love" }, { "level": 3, "text": "Ready to explore?" } ], "tags": [ "Due Diligence", "Renovation", "Total Cost" ] }, "media": [ { "type": "ImageObject", "url": "https://utfs.io/f/UVgsUOm7zpHex7AsA7CoHvgJZzC3BG7U15PmWMlKb8qhAtyc", "alt": "Interior of a house under renovation, showing exposed beams and open ceiling, piles of lumber, and tools.", "width": 300, "height": 300 } ], "citations": [ { "title": "Existing Home Long-Life Renovation Promotion Program長期優良住宅化リフォーム推進事業", "url": "https://www.mlit.go.jp/jutakukentiku/house/shienjigyo_r7-03.html" }, { "title": "What is an Inspection? - インスペクションとは", "url": "https://r07.choki-reform.mlit.go.jp/overview/inspection.html" }, { "title": "Energy and performance renovation - 住宅・建築物省エネ等改修推進事業", "url": "https://www.mlit.go.jp/jutakukentiku/house/shienjigyo_r7-04.html" }, { "title": "Electrician qualification - 電気工事士", "url": "https://www.meti.go.jp/information/license/c_text24.html" } ], "editorialSources": [], "relations": { "related": [] }, "provenance": { "sourceType": "published-content", "sourceRevision": 1, "sourceHash": "34517315c40f82f645e10a9cd6e131d9241557513b9ddcda405fafebdf018290", "generatorVersion": "1.2.0", "generatedAt": "2026-09-07T06:55:38.692Z" } }