Renju is a kind of gobang game in which black has 33, 44, and long forbidden, which eliminates the advantage of black and improves the fairness of competition.

Opening：
1. RIF
2. Yamaguchi
3. Soosyrv-8
4. Taraguchi-10

Gobang：
1. Gobang is one of the chess events in the Mind Games (Go, Chess, Chinese Chess, Checkers, Gobang).
2. Gobang has a long history, easy to learn, suitable for all ages, fun, joy, benefit.
3. It plays a positive role in developing intelligence, training thinking, cultivating patience, exercising perseverance, edify sentiment, cultivating habits, and improving brain and intelligence.