Emergency Stockpile Guide

3-day emergency supply | Government-recommended standard

Public-agency recommended 3-day household supply standard.

Editorial review date: 2026-06-18

Recommended stockpile for this duration (per person)

Site-defined guidance based on general household preparedness information from Japanese public agencies. Adjust for household size, housing, and health conditions.

  1. Storage water — emergency supply candidates

    必要量 9L。2L 商品で購入する場合は 5 本＝10L となり、1L 余ります。

  2. Emergency food — emergency supply candidates

    1 人 9 食分（アルファ米・パン缶・レトルト粥等）

  3. Emergency light — emergency supply candidates

    懐中電灯 1 本 + ヘッドライト 1 本 + 予備電池

  4. Portable toilet — emergency supply candidates

    1 人あたり 15 回分の携帯トイレ

  5. Body wipes & hygiene — emergency supply candidates

    ウェットティッシュ 2 パック + ドライシャンプー

  6. Emergency radio — emergency supply candidates

    手回し充電ラジオ 1 台

  7. Emergency blanket — emergency supply candidates

    アルミブランケット 1 枚（家族分）

  8. Portable power — emergency supply candidates

    モバイルバッテリー 1 台（10000mAh 以上）

How candidates are selected

  • Items are organized from Rakuten Ichiba Item API data using category fit, page context, review count, review average, and downgrade rules for over-sized or off-context items.
  • Prices, stock, capacity, and specifications can change. Confirm the latest details on Rakuten before purchasing.

Public references and policies

5 machine-extracted product candidates

Water, emergency food, and portable toilets are linked by category only because item capacity has not yet been strictly matched to the required quantity.

容量・食数・回数・電源仕様などは、一部を楽天取得元商品名から機械抽出しています。メーカー仕様との照合および必要量の充足判定は未実施です。

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