# Refrigeration G3 Exam Prep JP

> Practice Questions & Answers

Canonical page: [https://chrome-stats.com/d/id6782385410](https://chrome-stats.com/d/id6782385410)

## Overview

- **ID:** `id6782385410`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Ryouhei Azuma
- **Category:** Business
- **Version:** 1.1
- **Last updated:** 2026-07-17
- **First published:** 2026-06-24
- **Size:** 15 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/refrigeration-g3-exam-prep-jp/id6782385410)
- **Website:** [https://razuma.jp/](https://razuma.jp/)
- **Privacy policy:** [https://razuma.jp/privacy.html](https://razuma.jp/privacy.html)

## Description

Study app for the Japan Class 3 Refrigeration Safety Manager exam.

A study app for the Japan Class 3 Refrigeration Safety Manager (Refrigeration Machinery Responsible Person) exam. Study efficiently with practice questions and detailed explanations across all subjects.

■ Subjects Covered
[Safety Management Technology]
• Refrigeration cycle and heat calculations (p-h diagram, COP)
• Refrigerants, brine, and refrigeration oil
• Compressors, condensers, evaporators
• Auxiliary equipment, expansion valves, automatic control
• Safety devices, pressure vessels, materials, installation, maintenance
[Laws and Regulations]
• High Pressure Gas Safety Act (general provisions, definitions, scope)
• Manufacturing regulations
• Storage, transport, consumption, disposal, sales
• Safety systems (refrigeration safety managers, inspections)
• Technical standards for containers and facilities

■ Study Modes
• Random practice (10 / 25 / 50 / 100 questions)
• Study by subject
• All questions in order (resume supported)
• Review incorrect answers
• Bookmarks and unanswered questions

■ Progress Tracking
• Automatic tracking of correct answer rate
• Subject-by-subject performance overview

Works completely offline — study anytime, anywhere.

■ Reference Sources
• Ministry of Economy, Trade and Industry https://www.meti.go.jp/
• High Pressure Gas Safety Institute of Japan (KHK) https://www.khk.or.jp/

※ This app is an independent study tool and is not affiliated with any examination body.

## Rankings

- #1,322,790 — Overall

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