About OSUKEN

OSUKEN is a consulting and training company that provides multilingual learning materials designed for foreign professionals working in Japan.

We understand that preparing for Japanese certification exams in a non-native language can be challenging. That is why we have developed English-language learning materials to help you fully understand the content and approach your exams with confidence.

Exams Covered by Our Learning Materials:

Class B, Group 4 Hazardous Materials Engineer（危険物取扱者乙種第4類）
QC Level 3 (Quality Control Certification)
Nissho Bookkeeping Level 3（日商簿記検定3級）
IT Passport Examination（ITパスポート試験）

Why Choose OSUKEN?

Learning materials developed by experts with extensive hands-on experience in corporate training in Japan
Structured, clear, and accessible content supported by AI technologies, designed for learners at all levels of Japanese proficiency
Dedicated support to help you develop your skills and advance your career in Japan

Looking to obtain your certification? We are here to support you every step of the way.

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