AI-Powered Korean Learning Platform for Learners from 16 Countries
Your journey to Korea starts with SEDA — from your very first Hangul letter to passing the EPS-TOPIK.

Every year, 490,000 people take on the EPS-TOPIK challenge.
Passing means the start of a better life.
SEDA combines AI technology with native language explanations — a smarter way to learn Korean and boost your chances of success.

[Why SEDA?]
SEDA solves the limitations of traditional learning.

"I want to work in Korea, but I can't even read Hangul yet."
- Start from zero. Learn the Korean alphabet step by step, with audio and writing practice.

"I have so many questions, but I don't know why I got them wrong."
- AI explains both correct answers and why wrong answers are wrong in your native language.

"I keep repeating the same questions and not improving."
- AI generates new questions for continued practice.

"I forget what I studied so quickly."
- Scientific review intervals (D+3, D+7, D+30) support long-term memory.

"English explanations are hard to understand."
- Learn in 11 languages including Nepali, Vietnamese, and more.

[Key Features]

Hangul Foundation Course (New!)
- Learn all vowels, consonants, and final consonants (batchim) step by step
- Trace every letter with stroke-order writing guides
- Combine letters into syllables and start reading real Korean words
- Audio pronunciation for every letter and syllable
- Quick quizzes after each letter, so you never move on before you're ready

Reading and Listening Practice by Type
- Question formats aligned with the real exam
- Units divided into Daily Life and Work Life
- 5 questions per set for systematic repetition

Mock Test Practice
- 20 Reading questions / 20 Listening questions
- Practice time management in exam-like conditions
- Check scores and identify weak areas

Smart Review System
- Auto-collect wrong answers: Create error notes
- Review reminders help you study before you forget
- Marked as mastered after 3 correct answers

Native Language Explanations in 11 Languages
- Why the right answer is right
- Why the wrong answers are wrong
- Key grammar and vocabulary explanations

[Supported Languages]
English
Nepali
Vietnamese
Bahasa Indonesia
Thai
Khmer
Bengali
Tagalog
Urdu
Russian
한국어

[Our Promise]
Smarter Learning with AI: AI-generated practice questions and learning insights.
Designed for Global Learners: Built for learners from 16 sending countries — including complete beginners starting from zero.
Learn Anytime, Anywhere: On your commute, during lunch, before bed - every moment becomes study time.

[What's Next for SEDA]
Word Dictation & Listening Practice (Coming Soon)
More Korean learning paths for every goal (Coming Soon)
Learner Community (Coming Soon)
Real Mock Test Mode (Coming Soon)
Personalized Learning Analytics (Coming Soon)

[Contact Us]
Questions or suggestions? We'd love to hear from you.
Email: coko@coko.kr

Success belongs to those who prepare.
With SEDA, your Korean journey starts today — one letter at a time.

Start Now!