Reiwa 7 Johkasou Installation Worker Exam Questions and Answers for the Written Exam | Japan Education Center of Environmental Sanitation

Regarding the exam questions and answers for the written exam for the 2025 Johkasou Installation Worker exam

　We are pleased to announce the test questions and correct answers for the written exam for the Johkasou Installation Worker exam held on Sunday, July 13th, Reiwa７ at five locations nationwide (Miyagi Prefecture, Tokyo, Aichi Prefecture, Osaka Prefecture, and Fukuoka Prefecture).

　Reiwa 7 exam questions and answers for the written exam

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Mikihiro Mukai (Public Interest Incorporated Foundation Kodokan)

Japan Education Center of Environmental Sanitation

130-0024

２-23-３ Kikukawa, Sumida-ku, Tokyo

TEL: 03-3635-4880 (Switchboard),