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Masahiro | M.Sc. in AI | B.Sc. in Applied Math | UW, Polytechnique | Perfect math score on SAT, IBHL
Middle to Graduate SchoolIntroduction
Speaks
EnglishNative
ChineseNative
JapaneseA2 Elementary
🔥 Hi! This is a joint account between Masahiro and Hana.
Masahiro
👨🏫 I mainly teach high school students or above.
🔥I'm from Taiwan but did my education in various countries, which include the US, France, and the UK.
🇫🇷 M.Sc in Artificial Intelligence and Advanced Visual Computing from Ecole Polytechnique
🇺🇸 B.Sc. in Applied Computational and Mathematical Science (Data Science & Statistics) from University of Washington
🎩 Graduated as top math and science student in high school
🏆 Participated in AMC 12, AIME; placed in the 99th percentile
🏅 Perfect scores on IB HL Math, SAT Math, SAT Subject Test Math II & Physics, ACT Math, Taiwanese high school entrance exam - Math & Science & English
🧑🏻🏫 Current mathematics teacher at Hiroo Gakuen, Tokyo
📸 I’m a native speaker of both Mandarin Chinese and English, so I can tutor in either language
Hana
🙋♀️ I mainly teach elementary and middle school students. I can teach in both Japanese and English.
🇬🇧 I’m currently a student at University College London (UCL)!
🇺🇸🇯🇵 I grew up in the U.S., then moved to Japan, where I attended Ochanomizu University Junior High School, Hiroo Gakuen Koishikawa High School, Waseda University
👩🎓👨🎓 Masahiro has taught or am currently teaching
🏫Undergrad/Graduate level: Intro to Machine Learning, Single Variable/Multivariable Calculus, Linear Algebra, Probability, Intro to Financial Mathematics
🏅Competition: AMC 8, AMC 10
🇺🇸US curriculum: SAT Math, AP Calculus BC, AP Precalculus, Algebra 2, Algebra 1
🌏IB: IB HL Math, IB SL Math, IB MYP
🇬🇧UK: Cambridge IGCSE
🇯🇵Japan: local middle school curriculum, middle school entrance exam
👦Elementary school mathematics (US, Japan, Taiwan, Hong Kong)
Availabilities for during school year (Tokyo time GMT +9)
Monday: 9:00 ~ 11:00, 19:00 ~ 22:00
Tuesday: 19:00 ~ 22:00
Thursday: 19:00 ~ 22:00
Saturday: 11:00 ~ 17:00
👩🎓👨🎓 Hana has taught or am currently teaching
🧒 Middle school: Prealgebra and Algebra
👦 Elementary school mathematics (US, Japan, Taiwan, Hong Kong)
🐶 Come join My Trial Class! 🐶
What to expect in this 25-min trial❓
➡️ Plot your learning journey with me!
➡️ A detailed analysis of your current level
➡️ A problem-solving mini-lesson
➡️ Valuable learning methods to stop wasting time!
❗️Classroom Rules ❕
↘️ Always check your connection and devices before class starts.
↘️ Cancel the class 24 hours before class. If you have to cancel a class within 24 hours, be sure you notify me through WhatsApp/Line/Signal/AT Chat
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Available times
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89 Math course reviews
Phoebe27 Sep 2025Highly recommend this teacher! Lessons are always clear, engaging, and taught with great patience. My child truly enjoys every class, learns a lot, and always looks forward to the next session. We’re very grateful for the teacher’s dedication!
Jean Tsai1 Jul 2025The teacher is very patient. He carefully understood my daughter’s level and created a lesson plan accordingly. I’m very grateful.
See all 89 reviews
Performance History
Resume
Experiences
- 2021 - 2021 University of Copenhagen
- 2024 till now Hiroo Gakuen
Educations
2018 - 2021 Ecole Polytechnique Artificial Intelligence Certificate Uploaded
2014 - 2018 University of Washington Applied and Computational Mathematical Science Certificate Uploaded
Experiences
- 2021 - 2021 University of Copenhagen
- 2024 till now Hiroo Gakuen
Educations
2018 - 2021
Ecole PolytechniqueArtificial Intelligence Certificate Uploaded
2014 - 2018
University of WashingtonApplied and Computational Mathematical Science Certificate Uploaded
FAQ
How to book
- After buying courses, you can book them according to the teacher’s schedule.
- If “Instant Tutoring” shows on the teacher’s profile, you can book the lesson 30 minutes after the current time.
- If the teacher is not online, the next available class cannot be booked until 24 hours afterward.
Lesson duration
- The duration of a trial session is 25 minutes.
- The duration of a private session is 50 minutes.
- If you purchase more than 5 sessions, you will receive a discount (according to the price the teacher set).
Instructions
- Enter the website 10 minutes before the class starts. Click “My Lessons” to find your class, click “Go to class”, and then you will be in the classroom on ZOOM!
- You can use ZOOM for classes both on your phone and computer. Please download ZOOM in advance if you choose to use your phone for the class.
Refund policy
- Please click “Report Issue” if you encountered any problems, and the teacher will determine either reschedule or refund afterward.
- If the teacher doesn’t respond the issue, we will provide a full refund as AT credits for you.
How to book
- After buying courses, you can book them according to the teacher’s schedule.
- If “Instant Tutoring” shows on the teacher’s profile, you can book the lesson 30 minutes after the current time.
- If the teacher is not online, the next available class cannot be booked until 24 hours afterward.
Lesson duration
- The duration of a trial session is 25 minutes.
- The duration of a private session is 50 minutes.
- If you purchase more than 5 sessions, you will receive a discount (according to the price the teacher set).
Instructions
- Enter the website 10 minutes before the class starts. Click “My Lessons” to find your class, click “Go to class”, and then you will be in the classroom on ZOOM!
- You can use ZOOM for classes both on your phone and computer. Please download ZOOM in advance if you choose to use your phone for the class.
Refund policy
- Please click “Report Issue” if you encountered any problems, and the teacher will determine either reschedule or refund afterward.
- If the teacher doesn’t respond the issue, we will provide a full refund as AT credits for you.