"To improve your Go strength, you need 3 steps: play serious games, get reviewed, and gain new ideas. This program will help you do all of them.

I will do my best to give you a new point of view and allow you to enjoy this beautiful game ‘Go’ even more!"  - Teacher, In-seong Hwang
The 45th season is running!
Missed out on joining? Maybe you can join the 2nd cycle in 4 weeks!
Or join as a spectator :)

Season period: 7th September 2026 - 5th February 2027.
Please check the details in the schedule tab.

 Register 

Please experience our new tool: Yunguseng Lecture Pattern search in the Lectures tab!

Season 4, 5th lecture
Sample Lecture: 6-7-8 theory in the corner

YD Rating System

1. Get your personal data page
2. Check your strength every week

Yunguseng Dojang rating points start with your rank, then adjust each week based on your league game results.

Yunguseng rating points will be carried over into each new season

Comments about our Teacher

  • Bawannoboy: He's so strong that it's scary! If you make a mistake he pops out of your screen and make you regret it really hardly !
  • Argus: Excellent method to study Go. In-seong teaches strategy, and focused topics of the game. His game reviews point out big picture meaning, without talking down to the player. And best of all, ...
  • ivoSF: its easy to see he has the experience in teaching to give concise lessons and keep building on them without it becoming fussy . also like ellyster says its amazing ke can keep track of so...
  • KirbyZhang: The lectures are very helpfull.
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