In July some experts predicted this price increase as the coin was given a green light to enter the Japanese market as published in News BTC
As you can see in the daily chart the coin has had an incredible bull run with an x4 price increase in the last three days and rallying a 225% in the last 24h.
We still have to see if this huge uptrend lasts or remains but on top of entering the Japanese market, it may have to do with Ethereum blockchain congestion and fee prices. They are clearly marketing its solutions as layer on top of Ethereum but great security but a cheaper and scalable performance.
Here's the company site