---
title: "Toxic Substances Exam JP - Reviews, Revenue and Downloads in China | Apple App Store"
description: "A study app for the Japan Poisonous and Deleterious Substances Handler (Dokugeki) exam. Study efficiently with practice questions and detailed explanations.  ■ Subjects Covered - Laws and Regulations "
---

# Toxic Substances Exam JP — China

![Toxic Substances Exam JP App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/7e/ab/b4/7eabb49d-60d5-43ea-ce0c-f98804f6119f/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Ryouhei Azuma](https://apptail.io/developer/ryouhei-azuma-eMb) (Japan)
**Category:** Business
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** jp.razuma.dokugeki-study
**Store:** Apple App Store
**Country:** China
**Version:** 1.2 (released 2026-07-21)
**Original Release:** 2026-05-15
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cn/app/app/id6769603389)
**AppTail Page:** [https://apptail.io/app/toxic-substances-exam-jp-RGdA/china](https://apptail.io/app/toxic-substances-exam-jp-RGdA/china)

## Toxic Substances Exam JP Description
A study app for the Japan Poisonous and Deleterious Substances Handler (Dokugeki) exam. Study efficiently with practice questions and detailed explanations.

■ Subjects Covered
- Laws and Regulations on Poisonous and Deleterious Substances
- Basic Chemistry
- Properties, Storage, and Handling Methods
- Identification and Handling Methods (Practical)

■ 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
- Ministry of Health, Labour and Welfare: 

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

## Toxic Substances Exam JP Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/a5/fb/52/a5fb5250-7871-4052-19ae-cf1143a8fb74/Simulator_Screenshot_-_iPhone_11_Pro_Max_-_2026-05-15_at_10.32.05.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7c/30/92/7c3092a3-3d7b-bc5c-28f6-a49efce93730/Simulator_Screenshot_-_iPhone_11_Pro_Max_-_2026-05-15_at_10.32.08.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e5/3a/df/e53adf49-326b-e9cd-2772-d7698052626e/Simulator_Screenshot_-_iPhone_11_Pro_Max_-_2026-05-15_at_10.32.06.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/50/62/75/506275b6-5458-e47b-7f22-30fdb85ab1a0/Simulator_Screenshot_-_iPhone_11_Pro_Max_-_2026-05-15_at_10.32.10.png/1242x2688.png)






## Apps Similar to Toxic Substances Exam JP
- [Spending Tracker MoneyKeep](https://apptail.io/app/spending-tracker-moneykeep-fzec/china)
- [緊急事態をポケットの中からワンタップで録音！](https://apptail.io/app/app-FMIh/china)
- [即メモ - 素早く手書きでメモ出来る](https://apptail.io/app/app-LALl/china)
- [請求書作成アプリ - 見積もり 見積書作成](https://apptail.io/app/app-wllw/china)
- [請求書PDF作成ツール byNSDev](https://apptail.io/app/pdf-bynsdev-hZww/china)
- [3i Africa Summit](https://apptail.io/app/3i-africa-summit-GbLz/china)

## Toxic Substances Exam JP Available In
- [China](https://apptail.io/app/toxic-substances-exam-jp-RGdA/china)
- [United Kingdom](https://apptail.io/app/toxic-substances-exam-jp-RGdA/united-kingdom)
- [United States](https://apptail.io/app/toxic-substances-exam-jp-RGdA/united-states)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*