2025 IIJ Summer Research Internship in Japan (Fully Funded)
In 2025, Japan will experience a rain of fully funded internships. Applications are now available for the IIJ Summer Research Internship 2025. It is a fully funded internship in Japan for international students to work at the IIJ Research Laboratory alongside researchers. Applicants from all across the world can apply for the IIJ Research Internship.


In 2025, Japan will experience a rain of fully funded internships. Applications are now available for the IIJ Summer Research Internship 2025. It is a fully funded internship in Japan for international students to work at the IIJ Research Laboratory alongside researchers. Applicants from all across the world can apply for the IIJ Research Internship. The participants will go to Tokyo, Japan. The internship lasts two months. Interns can choose between two internship timelines: July 1st to August 31st, or August 1st to September 30th, 2025. There are no application fees, and all expenses are reimbursed. International students will apply for a Japanese 3-month Designated Activities visa. More information about the internship areas, financial benefits, and application process are provided below.
Details on IIJ Summer Research Internship 2025 in Japan
Host Country: Japan.
Location: Tokyo Head Office Internship Dates: July 1st–August 31st, or August 1st–September 30th, 2025.
Duration: 2 months.
Benefits: Fully funded.
Deadline: January 31st, 2025
Objective of the IIJ Summer Internship
The IIJ conducts sophisticated research and technology development over the Internet. They are looking for Interns who can help them speed their projects by studying challenges, suggesting solutions, building tools, and performing various simulations.
Internship Areas
Traffic Measurement and Data Analysis
Library Operating System Security and Fault Tolerance.
The Internet Health Report includes external data compression and a semi-automated optimisation framework.
Financial Benefits
The program covers the following:
Monthly salary: 250,000 JPY.
Commuting Allowance
Included in the package are a round-trip flight, furnished apartment, and insurance.
Read the IIJ Internship FAQs.
Required Documents:
Please include your CV, cover letter, and project name of interest.
A recommendation letter
Eligibility criteria
The IIJ Summer Internship is accessible to all nationals.
Applicants must be students during the internship program.
You must have enrolled in a Graduate Program.
IELTS isn't required.
How do I apply for the IIJ Summer Research Internship 2025 in Japan?
Applicants must apply online through the official website. The results will be announced in February. The link to the official webpage is provided below.