The information collected by the JICOSH , the former international center of JISHA, is available here, though it has not been updated:
JA=Japanese, EN=English, CH=Chinese, VI=Vietnamese, TA=Tagalog, CA=Cambodian, IN=Indonesian
TH=Thai, MY=Myanmar, NE=Nepalese, MO=Mongolian, SP=Spanish, PO=Portuguese, KO=Korean
The educational materials on the linked pages are intended for OSH education in the workplace.
These materials have been prepared on behalf of the Ministry of Health, Labor and Welfare (MHLW), and the MHLW holds the copyright to these materials. Users are requested to comply with the Copyright Act and related laws and regulations, and refrain from distributing the educational materials for profit-making individuals, corporations, organizations, etc., or distributing them together with other products.
https://www.mhlw.go.jp/stf/newpage_19392.html (Japanese)