のようなYouTubeチャンネル Healthy Speech


1,540,000 2.64%



1,020,000 3.13%


142,000 3.43%



4,040,000 13.0%

10,500,000 3.02%



1,850,000 4.71%


760,000 1.68%


2,070,000 2.26%

306,000 3.0%

3,210,000 2.78%

3,490,000 2.17%