のようなYouTubeチャンネル Studywell e-learning



1,480,000 2.19%


2,480,000 4.31%

3,390,000 1.13%


1,320,000 4.82%


9,470,000 2.63%

306,000 3.0%

4,070,000 2.84%



13,500 3.81%


727,000 2.75%


1,840,000 2.66%



127,000 3.89%

2,270,000 1.96%


3,650,000 2.58%

1,540,000 2.64%