Gyosei International School

What Gyosei International School does

学校法人 暁星国際学園 (Gakko Hojin Gyosei International Gakuen) is a private non-profit educational corporation (Gakko Hojin) incorporated under Japan's Private Schools Act and headquartered in Kisarazu, Chiba Prefecture. The institution operates a multi-campus K-12 network comprising three kindergartens (Kimitsu, Urayasu, Nagareyama), two elementary schools (Kisarazu, Nagareyama), and one combined middle/high school in Kisarazu. It serves Japanese families seeking Christian-based, multilingual (English and French) international education, returnee (Kitakara Kyōiku) families requiring educational continuity after repatriation, and foreign national families with long-term Japanese visas. Governance is conducted by a board under Japanese educational corporation regulations; there is no parent company, external ownership, or external funding disclosed.

The school's revenue model is tuition-based and recurring, with fees collected across all school divisions and supplemented by a non-refundable ¥20,000 admission test fee per applicant. Its go-to-market motion is direct and sales-led: prospective families apply through the third-party Miraicompass online application portal, attend school orientation sessions, open-house events, class observation visits, individual consultations year-round, and education fairs. The curriculum is organized around multiple course tracks — Regular, International (English-immersion with foreign homeroom teachers), Plus Haut (a hybrid launched in 2025), Tokushin/Progression, Astra International (soccer-academic combined), and the research-oriented St. John Laboratory School Course — with boarding facilities available at the secondary level.

Operationally, the corporation occupies a differentiated sub-segment of the Japanese private K-12 market defined by the combination of Christian educational philosophy, multilingual instruction, and a 12-year integrated international pathway. It is not venture-backed, privately held by an investor group, or publicly traded. Recent strategic activity has been mixed: offensive moves include the 2025 launch of the Plus Haut Course and ongoing curriculum review preparing for Japan's 2031 Course of Study revisions; defensive moves include the March 2024 closure of the primary school dormitory. The institution is actively operating, with ongoing admissions, school events, summer programs, and recent awards including the 2026 Kisarazu UNESCO Grand Prize.

Name

Gyosei International School

Legal name

学校法人 暁星国際学園

Website

https://gis.ac.jp

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

学校法人 暁星国際学園 (Gyosei International School) is a private non-profit Japanese educational corporation operating a Christian-based, multilingual (English/French) K-12 network of three kindergartens, two elementary schools, and one combined middle/high school across Chiba Prefecture.

Ownership category

akta.pro rank

Product category

Private K-12 Education

NAICS

Elementary and Secondary Schools (6111), Other Schools and Instruction (6116)

SIC

Services-Educational Services (8200)

akta.pro primary industry

International/Global Curriculum Schools (IB, Cambridge, etc.) (EDAJABAG)

akta.pro secondary industries

Faith-Based (Religious) K–12 Schools (EDAJABAC), Language Immersion & Bilingual Private Schools (EDAJABAL)

Keywords

• K-12 private education
• Christian international school
• Bilingual education programs
• Boarding school education
• Multilingual K-12 education

Headquarters

HQ city

Kisarazu

HQ country

Japan

HQ region

Asia

Offices5 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Infrastructure, Operations, Marketing or Sales, Others

Revenue model

1. Tuition and School Fees: Tuition fees collected from enrolled students across all school divisions (kindergarten, elementary, middle, high school). Multiple courses available with varying fee structures.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Gyosei International School is a Christian-based private educational corporation (学校法人 暁星国際学園) that operates a network of six schools across Chiba Prefecture, Japan: three kindergartens, two elementary schools, and one combined middle/high school. The institution offers multiple educational tracks including the Plus Haut Course, International Course, Regular Course, Tokushin/Progression Course, Astra International Course, and St. John Laboratory School Course, with multilingual instruction in English and French and boarding facilities for secondary students.

Product overview

Gyosei International School (学校法人暁星国際学園) is a comprehensive educational institution operating a network of schools across Chiba Prefecture, Japan. The institution encompasses three kindergartens, two elementary schools, and one combined middle/high school. The school system offers multiple educational tracks including the Plus Haut Course (a hybrid of Japanese and international education launched in 2025), International Course with native English-speaking homeroom teachers, Regular Course following the Japanese national curriculum, Tokushin/Progression Course for university preparation, Astra International Course combining athletics with academics, and the St. John Laboratory School Course emphasizing research and volunteer activities. Boarding facilities are available for middle and high school students. The institution is founded on Christian principles and emphasizes multilingual education including English and French language instruction.

Differentiator

Problem solved

Functional benefit

Brands

• Plus Haut Course (プリュオーコース): A combined course integrating Regular Course and International Course elements, offering Japanese university exam preparation with extensive English environment exposure.
• International Course
• Regular Course
• 特進・進学コース
• アストラインターナショナルコース
• ヨハネ研究の森コース

Products and services

• Gyosei International Elementary School (暁星国際小学校) International elementary school in Kisarazu, Chiba Prefecture, offering multiple course tracks including Plus Haut, International, and Regular courses. Provides Christian-based education with emphasis on multilingual instruction including English and French for Japanese and international families.
• Gyosei International Nagareyama Elementary School (暁星国際流山小学校) International elementary school located in Nagareyama City, Chiba Prefecture, near the Tsukuba Express Nagareyama Central Park Station, providing Christian-based elementary education to families in the Nagareyama area.
• Gyosei International Middle and High School (暁星国際中学・高等学校) Private international middle and high school offering multiple course tracks including Tokushin/Progression Course, International Course, Astra International Course, and St. John Laboratory School Course, located in Kisarazu with boarding facilities available.
• Plus Haut Course (プリュオ―コース) A combined course integrating Regular Course and International Course elements, offering Japanese university exam preparation with extensive English environment exposure. Newly established for 1st grade students entering in 2025.
• International Course (インターナショナルコース) English-immersion course with foreign homeroom teachers, preparing students for international education pathways. Available at both elementary and secondary school levels.
• Regular Course (レギュラーコース) Standard Japanese curriculum course focusing on university entrance exam preparation, with added religious and language education consistent with the institution's Christian and multilingual mission.
• Tokushin/Progression Course (特進・進学コース) University preparation course at the middle and high school level focusing on academic achievement and progression to higher education.
• Astra International Course (アストラインターナショナルコース) An international course at the high school level with a focus on soccer/football training combined with academic studies, producing students who succeed in both sports and university admissions.
• St. John Laboratory School Course (ヨハネ研究の森コース) Specialized research-based course emphasizing volunteer activities, research, and disaster prevention education. Students use comprehensive selection and recommendation entrance exams for university admission.
• Boarding Facilities/Dormitories (寄宿舎) Boarding facilities available for middle and high school students, including dormitories named after saints such as St. Thomas Dormitory, St. Dominic Joseph Dormitory, John Dormitory, and Regina Mundi Dormitory.
• Kindergartens (暁星君津幼稚園, 暁星国際新浦安幼稚園, 暁星国際流山幼稚園) Three kindergartens operated by the institution located in Kimitsu, Urayasu, and Nagareyama areas, providing early childhood education based on Christian principles.
• St. John Laboratory School Summer School Program (ヨハネ研究の森・サマースクール) Annual summer school program held at the St. John Laboratory School grounds, offering intellectually stimulating workshops, special lectures, and experiential learning activities in nature for students from 4th grade to 3rd year middle school.

Quantifiable outcome

• Strong university entrance examination results (合格実績 published annually)

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Aoba-Japan International School: Bilingual K-12 international school in Tokyo with multiple campuses serving Japanese and foreign families. Comparable as a multi-campus bilingual K-12 institution offering IB-aligned programs and English-Japanese immersion.
• Yokohama International School: IB World School offering K-12 English-medium international education in Yokohama, Kanto region. Comparable as a long-established Kanto-based international K-12 institution offering IB and bilingual pathways.
• Nishimachi International School: Tokyo-based independent K-9 international school offering English-Japanese bilingual education with strong university placement. Highly comparable as a Japanese private international school serving a similar bilingual, internationally-oriented family segment.
• Tokyo International School: English-medium K-12 international school in central Tokyo offering IB curriculum. Comparable as a K-12 English-immersion institution serving internationally mobile families in the Kanto region.
• Sacred Heart International School: Catholic girls' K-12 international school in Tokyo with Christian values-based education and English immersion. Comparable as a faith-based Japanese private school with international curriculum and bilingual programming.
• St. Mary's International School: Catholic, single-sex K-12 international school in Tokyo founded by the Marianists. Directly comparable as a Christian/Catholic K-12 international institution in Japan offering English-medium instruction and university preparation.

Broad incumbents

• Keio Gijuku: Large prestigious private Japanese school system (Yokohama/Kanto) with integrated kindergarten through university pathway. Comparable as a major Japanese private educational institution with continuous K-12 pathway and strong university placement, though non-faith-based.
• Seikei Gakuen: Large established private school group in Tokyo with kindergarten through university and a separate Seikei International School. Comparable as a long-established Japanese private educational corporation with strong university-prep focus, though broader and older than Gyosei.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/gyosei-international-school

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Gyosei International School