Are supervising organizations and RSOs the same?

No — they are distinct bodies under different frameworks. Some corporations hold both functions.

Why are supervising organizations needed?

They ensure proper intake — liaison with sending organizations, audits of companies, and protection of interns.

Where can I see a list?

OTIT and others publish information; Watari also lets you filter by type.

Supervising organizations: differences from RSOs & the shift to 'supervising support organizations'

By: Watari Editorial Team·Last updated: 2026-07-01

A supervising organization is a non-profit body that guides and audits accepting companies under the Technical Intern Training program, supporting the intake of interns. It is often confused with a registered support organization (RSO) under SSW, but they are legally distinct. This guide covers the role, differences from RSOs, and the reorganization into 'supervising support organizations' with Ikusei Shuro.

What is a supervising organization?

Typically a business cooperative or chamber of commerce, it works with sending organizations to accept interns, audits and guides accepting companies, and protects and supports interns. It operates under permission from OTIT (the Organization for Technical Intern Training).

Difference from an RSO

An RSO supports SSW (i) workers and registers with the Immigration Services Agency; a supervising organization oversees Technical Intern Training (and, going forward, Ikusei Shuro). Their legal basis, authorizing bodies, and roles ('support' vs 'supervision') differ. Your partner depends on the status you use.

→ Registered support organizations

Core duties

Liaison/contracts with sending organizations; audits of accepting companies (in principle at least once every three months) and guidance; help with training plans; consultation and protection of interns in their language; and post-entry training.

Becoming a 'supervising support organization'

With Ikusei Shuro replacing Technical Intern Training, supervising organizations are set to be reorganized into 'supervising support organizations' with stricter requirements, emphasizing effective external auditing and proper intake.

→ Employment for Skill Development

Find organizations

On Watari you can search by prefecture, type (RSO / supervising organization, etc.) and language, based on public information (not verified by each organization).

→ Browse by prefecture

FAQ

Are supervising organizations and RSOs the same?: No — they are distinct bodies under different frameworks. Some corporations hold both functions.
Why are supervising organizations needed?: They ensure proper intake — liaison with sending organizations, audits of companies, and protection of interns.
When does the shift to 'supervising support organization' happen?: Alongside Ikusei Shuro's enforcement (expected around 2027); details are issued via ordinances.
Where can I see a list?: OTIT and others publish information; Watari also lets you filter by type.

Registered support organizations Employment for Skill Development About SSW Browse by prefecture

General reference information. Check official sources (Immigration Services Agency, OTIT) for the latest requirements and timelines.