2.3.2
Jul 21, 2022 · seen Oct 19, 2026
コンクリート技士 主任技士2023年試験対策 厳選問題集 is an education app by attractive.app with 1,000+ downloads (about 1.1K estimated). Released Oct 26, 2021. Install growth, rank history, SDKs and ad networks.
From the store listing: “It is an exam preparation question collection application for concrete engineers and chief engineers that collects only the questions that frequently appear in the exam. Just by doing it just before the test or during the gap time, the score will go up sharply.”