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ISI International Study Institute Shinjuku Prime
Tokyo
About
ISI Language School, Shinjuku Prime, opened in April 2026. It supports academic Japanese study in Nishi-Shinjuku. The official campus capacity is 1,600; this is not a current enrollment count.
ISI International Study Institute Shinjuku Prime Available Courses
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Academic / General Japanese Course - Long Term
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Short-Term Course
Description
Academic Japanese study, including JLPT and EJU preparation and guidance for further study. Placement, electives and career support depend on level and eligibility; employment and residence-status approval are not guaranteed.
Students may also use JUQ preparation classes at nearby Shinjuku Main Campus; confirm availability, placement and any separate terms or fees.
Enrollment and Duration
| Intake | Duration |
|---|---|
| April | 2 years |
| July | 1 year 9 months |
| October | 1 year 6 months |
| January | 1 year 3 months |
The school assigns the session; see the campus class times below.
Published School Fees (JPY, Tax Included)
2026 first-year fees
| Item | Total |
|---|---|
| Application | 33,000 |
| Admission | 77,000 |
| Tuition | 740,000 |
| Materials | 44,000 |
| Facility and management | 150,000 |
| First-year total | 1,044,000 |
2027-2028 first-year fees
| Item | Total |
|---|---|
| Application | 40,000 |
| Admission | 100,000 |
| Tuition | 750,000 |
| Materials | 55,000 |
| Facility and management | 170,000 |
| First-year total | 1,115,000 |
First-year totals include the application fee, payable when applying; they are not tuition alone or the full 15-24 month course cost. The 2027 guide applies to study from April 2027 to March 2029. Later-year costs may increase. Housing, living expenses, external exams and some activity travel are separate.
Description
Minimum 2 weeks. Beginners start at a term opening; mid-term entry depends on placement and space. Normally apply 30 days before starting. Applicants must be at least 16; consult for younger applicants. Confirm suitable residence status for your study period.
The school assigns the session; see the campus class times below.
Published School Fees (JPY, Tax Included)
| Period / year | Total |
|---|---|
| 10 weeks / 2026 | 253,500 |
| 2 weeks / 2027 | 104,750 |
| 4 weeks / 2027 | 165,750 |
| 8 weeks / 2027 | 242,750 |
| 10 weeks / 2027 | 273,750 |
| 20 weeks / 2027 | 517,500 |
Ten-week breakdown: admission + tuition + materials + facilities.
2026: 20,000 + 185,000 + 11,000 + 37,500 = 253,500. 2027: 30,000 + 187,500 + 13,750 + 42,500 = 273,750.
Admission is charged once; materials are charged per academic term, including study across terms. Accommodation and living expenses are separate. Confirm dates, placement, any campaigns and the final invoice.
Checked October 13, 2026. 2026 / 2027 / Official sources.
Admission for 2027
Requirements include 12 years of education or equivalent (school-approved exceptions apply), age under 55 on April 1, 2027, financial resources, and about 150 hours of Japanese study or N5/A1 proficiency. Applicants aged 18 or older with a high-school qualification may qualify with fewer years. Confirm eligibility and nationality-specific documents with the school.
January entrants need A1 Japanese ability and readiness to progress to A2. Confirm exceptions and required documents with the school.
The 2027 guide lists deadlines: April, end of October 2026; July, end of February 2027; October, end of May 2027; January, end of August 2027. Confirm the actual January intake year. Applications can close earlier when full.
Class Times
Morning: 9:05-12:15, 9:20-12:30 or 9:35-12:45. Afternoon: 13:30-16:40, 13:45-16:55 or 14:00-17:10. Times vary by assigned class.
Accommodation
School-arranged Tokyo dormitories are separate from school fees. Utilities and internet are included subject to limits. Confirm availability and obtain a final quotation covering room type, dates, taxes, move-in/cleaning charges and optional airport transfer.
Other Lessons and Support
Private lessons are available by arrangement; confirm dates and fees. The 2026 school guide describes Specified Skilled Worker support in accommodation and food service, with paid visa-procedure support. Confirm current eligibility, services and charges rather than using another campus’s or past-year prices.
School Location
10-11F Nishi-Shinjuku Prime Square, 7-5-25 Nishi-Shinjuku, Shinjuku-ku, Tokyo 160-0023, Japan (Reception: 11F)
Seibu Shinjuku: 4 minutes on foot; Okubo and Shinjuku-nishiguchi: 5 minutes; Tokyo Metro Shinjuku: 7 minutes; JR Shinjuku: 8 minutes.
Checked October 13, 2026. Official sources.
Because our counselling is free,
the tuition fees listed here will be the same as the schools original tuition fees
Details
School Type: Japanese Language School
Total Number of Students: Official campus capacity: 1,600 (not current enrollment)
Minimum Course Duration:: Short term: 2 weeks | Student-visa course: 1 year 3 months
Location: 10-11F Nishi-Shinjuku Prime Square, 7-5-25 Nishi-Shinjuku, Shinjuku-ku, Tokyo 160-0023, Japan (Reception: 11F)
Features
