I contacted customer care about this issue.They told me that it was a bug. A few days later, it seems to be fixed. 

I added screen capture of workspace to my original post.

I found "MacOS 10.1" visitors increasing unnaturally, and its "User Agent" values, cross-tabed prop, includes "Mac OS X 10_15".Are there any kind of misdetection?

I set "a[data-tracking]" to  as a workaround.I think your workaround also works well but it's a little bit more complicated than css selector.It'd be helpful if this fix is applied.Best regards,Kunihiro Sasaki

I tried to create event rule for click tracking of "a" tag which has specific property, but the rule fired even on all other links.I investigated it and found SL.propertiesMatch function has a procedure might cause unintended behavior easily.I intend to assign propery "data-tracking" with any value ...

I've found our eVar/prop for raw referrers showing unfamiliar value "android-app://com.google.android.googlequicksearchbox".However, default "Referrer" doesn't count such value at all.The value of "Referrer Type" broke down by this raw referrer is "Typed/Bookmarked". I discovered this is the value o...

Thanks again.I understood adn will post my request.

Hi Rahsing,Thanks for your answer!"JS/HTML tags" I meant are ad conversion tags, 3rd party solution tags and more.I'd like to have a kind of function copying/sharing/reusing raw HTML/JavaScript.Data elements only returns processed result values, right?

I manages all tags in my websites using DTM and often create completely or almost the same HTML/Javascript tags into 3rd party tags area in pageload rules and event rules. That annoying me by not only newly issuing, copy-and-paste, tags but also fixing them.If there were some kind of "shared tags".....