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Honyaku Center Inc. provides translation for patent, pharmaceutical, industrial, legal and financial documents, working with about 3,000 client companies and handling about 46,000 jobs a year. Its group companies cover interpreting, conference services and staffing (ISS), medical writing (Panacea), patent filing support and multilingual contact centers. The group had 540 employees on March 31, 2026, and consolidated sales of ¥10.87 billion in the year to March 2026.
It was established in Osaka in April 1986 as a pharmaceutical translation firm. It listed in 2006 and now trades on the Tokyo Stock Exchange Standard Market (code 2483). Since 2018 it has had two head offices, one in Osaka and one in the Ark Mori Building in Akasaka, Minato-ku, Tokyo.
Measured from the 5 listings Ranked has live for Honyaku Center. Japanese level, visa signal and skills are AI-graded from each posting and can be wrong — confirm against the employer's original posting before applying.
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Check and prepare patent specifications in chemistry and materials for foreign filings, and support responses to office actions from patent offices abroad.
Quality-check clinical-trial documents such as CSRs, CTDs, investigator brochures and protocols at Panacia, a Honyaku Center group company the hire is seconded to.
Edit and proofread translations of clinical-trial documents prepared by pharmaceutical companies, mainly English to Japanese, including QC checks and post-review revisions.
Coordinate outsourced medical writing projects for pharmaceutical clients at Panacia: plan CSR/CTD production schedules, assign writers and QC checkers, and manage delivery.
Part-time editing and proofreading of clinical-trial document translations for pharmaceutical companies, mainly English to Japanese, including QC checks and post-review fixes.