CASA ATLAS Montessori School
Location
- Mita: Room B, TTD Building 5F, 1-2-18 Mita, Minato City, Tokyo (nearest station: 4-minute walk from Akabanebashi Station (Toei Oedo Line) (5-minute walk from Azabu-Juban Station, 14-minute walk from Shibakoen Station on the Toei Mita Line))
Ages
Mini Atlas ages 1–2 (12 months–2 years on the English page), Sunny Atlas ages 2–3.5, Star Atlas ages 3.5–5, Sky Atlas ages 5–6.5.
Curriculum
A Montessori school in Mita, Minato City, which began in 1993 as Rainbow International Montessori School. Teachers are Montessori-trained. There are 4 classes by age: Mini Atlas (ages 1–2), Sunny Atlas (ages 2–3.5), Star Atlas (ages 3.5–5) and Sky Atlas (ages 5–6.5). There are also Saturday classes for ages 4–8 (9:30–14:30), an after-school program (homework help, math, Japanese, English, Montessori activities), and summer and winter schools. It is a Minato City "facility issued a certificate of compliance with the guidance and supervision standards for unlicensed childcare facilities". The daily schedule starts around 9:00 and ends with free time until 18:00. Enrolled children can stay from 15:00 to 18:00 at no extra charge. Early morning care (8:00–9:00) and evening care (18:00–19:00) are available with 30-minute tickets.
Tuition
Tuition is given per 3-month session (4 sessions a year); annual and monthly amounts are not on the official website. The school year, and whether amounts include consumption tax, are also not stated. The 3-month amounts are: Mini Atlas 2 days a week (Tuesday, Thursday) ¥297,000, 3 days a week (Monday, Wednesday, Friday) ¥396,000, 5 days a week ¥594,000; Sunny Atlas 2 days ¥264,000, 3 days ¥363,000, 5 days ¥596,000; Star Atlas 5 days ¥495,000; Sky Atlas 5 days ¥495,000. From the second year, a Maintenance fee of ¥60,000 is charged. Early morning and evening care tickets are ¥1,320 each (30 minutes), or ¥59,400 for a set of 50. Paying 6 months (2 sessions) at once gives 5% off. Tuition and other fees paid are not refunded for any reason.
Fees at entry
Registration fee for regular classes ¥220,000. Registration fee for Saturday classes and summer/winter schools ¥16,500.
Each item was checked on its official source page on 2026-11-12. Tuition and admission conditions change every year. Before applying, always check with the official website of CASA ATLAS Montessori School.
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