下水道第３種技術検定試験　最新過去問　2026-2027年版

This is the app version of the "Sewerage Class 3 Technical Certification Exam Passing Textbook & Past Questions 2026-2027 Edition" published by Seibundo Shinkosha.

It contains the five most recent past questions from 2021 to 2025.

By using the app, you can improve your chances of passing the exam by using spare time on your commute to study or review, overcome weak areas, or get a final push at the last minute.

All questions are accompanied by easy-to-understand, reliable explanations.

Use the book and app to win your exam!

Contents

Five years of past questions from the Sewerage Third Class Technical Certification Examination
2021 (Reiwa 3) Questions and Answers
2022 (Reiwa 4) Questions and Answers
2023 (Reiwa 5) Questions and Answers
2024 (Reiwa 6) Questions and Answers
2025 (Reiwa 7) Questions and Answers

Main Features

■ Score Management
Check your correct answer rate for each year using a graph.

■ Incorrect Answer Management
Incorrect questions are recorded as incorrect answers, allowing you to study only those questions for efficient review.

■ Bookmark
Create your own personalized workbook by bookmarking questions you want to review later.
You can also automatically bookmark questions you got wrong.

■ Exam Date Counter
By registering your exam date, you can check the number of days until the exam.

Note: Some content in this app is paid.