CHATSTYLE in Japan does not appear to be a major dating service like some of the more widely known platforms, such as Pairs or Tinder, which dominate the market in terms of user base and mainstream appeal. However, it does have its niche and caters to specific dating preferences. It offers services with a focus on matching based on shared interests or a particular social setting, making it popular among certain groups, but it is less widely recognized than other larger dating apps.
If you're looking for a more prominent and widely used dating platform, Japan has many other options, such as Pairs, Tapple, and Bumble, which have a larger user base and more extensive services. However, if you're specifically interested in niche or less mainstream dating apps, CHATSTYLE may offer something of interest.