危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問
1.0
v9.14.0 by TRIPS LLC
About 危険物取扱者乙４
危険物取扱者乙４ (Package Name: jp.co.trips.shikakukikenbutsuotsu4) is developed by TRIPS LLC and the latest version of 危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問 9.14.0 was updated on October 7, 2025. 危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問 is in the category of Education. You can check all apps from the developer of 危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問. Currently this app is for free. This app can be downloaded on Android 10.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
The definitive app for preparing for the Class 4 Hazardous Materials Handler Exam! It features 618 frequently asked questions, from basic Q&A to actual exam format.
Each question comes with a detailed explanation. There's also a feature that allows you to review all checked questions at once later.
Additionally, the "Study Methods for Hazardous Materials Class 4" page, which provides detailed instructions on how to study for the Hazardous Materials Class 4 exam, is a must-read. Please make use of it!
This app is compliant with legal changes as of April 2025 (Reiwa 7). Please use it with confidence.
All content in this app, "Hazardous Materials Class 4 (Otsuyon) All Questions and Explanations," is free to use.
If you are bothered by ads, please use the "Serious Study Plan (Ad-Free)." We apologize for the inconvenience, but if you prefer, please use the "Serious Study Plan (Ad-Free)."
Terms of Use: https://apps.trips.co.jp/terms_of_use.html
If you notice any issues, please feel free to contact us via the in-app inquiry form.
This app, "Hazardous Materials Handling Exam Class 4 (Otsuyon) - 618 Frequently Asked Questions from Basic Question-and-Answer to Full-Scale Exam Questions," is part of the "Dokugaku TODAY" series of exam preparation apps, a trusted and proven certification exam prep app with a total of 10 million downloads. It's a powerful ally for qualification acquisition and exam study. If you're planning to pass the Hazardous Materials Handling Exam Class 4, install this popular free app now!
Each question comes with a detailed explanation. There's also a feature that allows you to review all checked questions at once later.
Additionally, the "Study Methods for Hazardous Materials Class 4" page, which provides detailed instructions on how to study for the Hazardous Materials Class 4 exam, is a must-read. Please make use of it!
This app is compliant with legal changes as of April 2025 (Reiwa 7). Please use it with confidence.
All content in this app, "Hazardous Materials Class 4 (Otsuyon) All Questions and Explanations," is free to use.
If you are bothered by ads, please use the "Serious Study Plan (Ad-Free)." We apologize for the inconvenience, but if you prefer, please use the "Serious Study Plan (Ad-Free)."
Terms of Use: https://apps.trips.co.jp/terms_of_use.html
If you notice any issues, please feel free to contact us via the in-app inquiry form.
This app, "Hazardous Materials Handling Exam Class 4 (Otsuyon) - 618 Frequently Asked Questions from Basic Question-and-Answer to Full-Scale Exam Questions," is part of the "Dokugaku TODAY" series of exam preparation apps, a trusted and proven certification exam prep app with a total of 10 million downloads. It's a powerful ally for qualification acquisition and exam study. If you're planning to pass the Hazardous Materials Handling Exam Class 4, install this popular free app now!
危険物取扱者乙４ 9.14.0 Update
たくさんの応援レビューありがとうございます！とても嬉しいです！・挑戦結果画面におけるタイトル表示を改善しました！
・いくつかの収録コンテンツを加筆・修正しました
- 危険物の性質・火災予防・消火＞第2石油類 その1＞第1問
- 危険物の性質・火災予防・消火＞第4石油類＞第1問
- 危険物に関する法令①＞免状の諸手続き その1＞第2問
・GooglePlayの新しい基準に合わせて本アプリのシステムの一部を最新化しました
これからも人気の本アプリ「危険物乙４ 全問解説」を宜しくお願いします！
Read More
危険物取扱者乙４ Features
Previous Versions More
危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問
9.14.0
XAPK
APKs
October 7, 2025
37.93 MB
Variant
Arch
Version
DPI
危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問
9.6.0
XAPK
APKs
September 22, 2025
34.5 MB
Variant
Arch
Version
DPI
危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問
7.73.0
XAPK
APKs
March 6, 2025
20.46 MB
Variant
Arch
Version
DPI
危険物乙４（おつよん）全問解説 - 分野別一問一答と過去問
7.46.0
APK
July 20, 2024
23.5 MB
Requires Android: Android 9.0+
Architecture: arm64-v8a, armeabi, armeabi-v7a, x86, x86_64
Screen DPI: 120-640dpi
SHA1: a1fc51467edda1da47aedbd6d1c3e35a3c79a58b
Size: 23.5 MB
What's New:
たくさんの応援レビューありがとうございます！とても嬉しいです！
・一部の機種において文字が小さめに表示されたいたものを、少し大きく表示するように改善しました！
・いくつかの問題の収録内容を加筆・修正しました
- 基礎的な物理・化学②＞熱量と比熱＞第5問
- 危険物の性質・火災予防・消火＞危険物の分類 その1＞第3問
- 危険物に関する法令①＞製造所等の区分＞第5問
- 【本番演習】（五問択一形式）＞危険物に関する法令 その7＞第2問
・アプリ内の設定画面から広告の音量を変更できるようになりました
これからも人気の本アプリ「危険物乙４全問解説」を宜しくお願いします！
・一部の機種において文字が小さめに表示されたいたものを、少し大きく表示するように改善しました！
・いくつかの問題の収録内容を加筆・修正しました
- 基礎的な物理・化学②＞熱量と比熱＞第5問
- 危険物の性質・火災予防・消火＞危険物の分類 その1＞第3問
- 危険物に関する法令①＞製造所等の区分＞第5問
- 【本番演習】（五問択一形式）＞危険物に関する法令 その7＞第2問
・アプリ内の設定画面から広告の音量を変更できるようになりました
これからも人気の本アプリ「危険物乙４全問解説」を宜しくお願いします！
More Information
Package Name:
Update Date:
2025-10-07
Latest Version:
9.14.0
Need Update:
Available on:
Requirements:
Android 10.0+
Report:
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