Particles and WavesPAW

資格のキーホルダー · First-stage exams for Grades 1 and 2

Civil Engineering Construction Manager (Grades 1 and 2, first stage)

From basic knowledge to construction management, by grade.

The Keyholder app includes original questions for the first-stage exams: Grade 1 (415) and Grade 2 (259). Mock exams match the number of questions you answer: 70 in 270 minutes (Grade 1) and 45 in 130 minutes (Grade 2). One purchase covers both grades. The second-stage exam is not included.

415 + 259 questionsMocks sized to the real answer countEvery choice explained
415 + 259 questionsCivil Engineering Construction Manager (Grades 1 and 2, first stage) app icon

Before you start

iOS app
資格のキーホルダー 宅建・簿記・FP・ITパスポート
What it does
One app with practice questions for 49 Japanese exams across 34 qualifications, each with its own study record and exam date.
Content and features
49 exams, 34 qualifications / Explanations for every choice / Automatic review of missed questions / Daily target from your exam date
Requirements
iOS 16.0 or later
Free access and purchases
The first 10 questions of every qualification are free. Full questions and mock exams are a one-time in-app purchase per qualification, not a subscription.
Before choosing
Japanese-language exam practice. Not an official app of any exam body and no pass guarantee. Most questions download when you open a qualification; the first 10 work offline.

iOS facts checked: · Current App Store listing and purchase terms ↗

3-QUESTION CHECK

Try three questions.
Can you recall the reason?

After each answer, read the explanation for every choice in Japanese. No typing or sign-up is required.

QUESTION 1 / 3

一般の環境条件で用いるコンクリートの水セメント比について、土木工事共通仕様書に定められているものはどれか。

本ページの3問は Particles and Waves の独自問題です。全国建設研修センターが公表した試験問題の転載ではなく、同センターの公式ページでもありません。

CONTINUE IN THE APP

Continue in the Keyholder app.

Move from focused repetition to exam-format mock tests while keeping your study history.

This page and app are independent study aids, not official exam-authority products. Check current official information before taking an exam.