| Apex | Accounting & Finance, Financial Specialist, Human Resources +11 | Tokyo | 668 (FY2025) | 2010 | |
| Atlas Recruitment | Architecture, Construction & Facilities, Financial Specialist, Marketing & PR +3 | Tokyo | 11 (FY2025) | 2019 | |
| Cornerstone Recruitment Japan | Accounting & Finance, Administration & Business Support, Engineering & Manufacturing +8 | Tokyo | 195 (FY2025) | 2020 | |
| east west consulting | Financial Specialist, Marketing & PR, Science, Clinical & Regulatory +14 | Osaka, Tokyo | 241 (FY2025) | 1989 | |
| Egon Zehnder Japan | Accounting & Finance, Corporate Planning & Strategy, Human Resources +33 | Kyoto, Tokyo | 39 (FY2025) | 2005 | |
| Elite Network | Accounting & Finance, Architecture, Construction & Facilities, Administration & Business Support +39 | Tokyo | 296 (FY2025) | 1998 | |
| en world Japan | Accounting & Finance, Architecture, Construction & Facilities, Administration & Business Support +26 | Aichi, Osaka, Tokyo | 1,330 (FY2025) | 2001 | |
| Heidrick & Struggles Japan | Accounting & Finance, Corporate Planning & Strategy, Human Resources +15 | Tokyo | 109 (FY2025) | 2006 | |
| JAC International | Accounting & Finance, Architecture, Construction & Facilities, Administration & Business Support +31 | Osaka, Tokyo | 315 (FY2025) | 2011 | |
| JAC Recruitment | Accounting & Finance, Architecture, Construction & Facilities, Administration & Business Support +41 | Aichi, Fukuoka, Hiroshima +9 | 13,694 (FY2025) | 1997 | |
| Jomon Associates | — | Tokyo | 117 (FY2025) | 1999 | |
| Korn Ferry Japan | Accounting & Finance, Human Resources, IT & Software Engineering +15 | Tokyo | 73 (FY2025) | 1980 | |
| Kreis & Company | Consulting, Corporate Planning & Strategy, Financial Specialist +4 | Tokyo | 346 (FY2024) | 1997 | |
| Michael Page Japan | Accounting & Finance, Architecture, Construction & Facilities, Administration & Business Support +26 | Tokyo | 719 (FY2024) | 2001 | |
| Morgan McKinley Japan | Accounting & Finance, Administration & Business Support, Consulting +16 | Tokyo | 257 (FY2025) | 2005 | |
| Morunda | Accounting & Finance, Administration & Business Support, Human Resources +8 | Tokyo | — | 2011 | |
| Peak Recruitment Japan | Accounting & Finance, Human Resources, IT & Software Engineering +4 | Saitama | 0 (FY2025) | 2026 | |
| Professional Bank | Accounting & Finance, Architecture, Construction & Facilities, Consulting +27 | Osaka, Tokyo | 292 (FY2025) | 2004 | |
| Recruit Executive Agent | Accounting & Finance, Corporate Planning & Strategy, Engineering & Manufacturing +23 | Aichi, Fukuoka, Osaka +1 | 462 (FY2025) | 2001 | |
| RGF Professional Recruitment Japan | Accounting & Finance, Administration & Business Support, Consulting +17 | Osaka, Tokyo | 1,275 (FY2024) | 2001 | |
| Robert Half Japan | Accounting & Finance, Consulting, Financial Specialist +22 | Osaka, Tokyo | 373 (FY2022) | 2006 | |
| Robert Walters Japan | Accounting & Finance, Administration & Business Support, Consulting +22 | Osaka, Tokyo | 1,946 (FY2024) | 2000 | |
| Russell Reynolds Associates Japan | — | Tokyo | 26 (FY2025) | 2005 | |
| Search Firm Japan | — | Hiroshima, Tokyo | 15 (FY2025) | 2004 | |
| Spencer Stuart Japan | Accounting & Finance, Corporate Planning & Strategy, Human Resources +15 | Tokyo | 57 (FY2022) | 2005 | |