のようなYouTubeチャンネル PrepScholar TOEFL


223,000 3.42%


105,000 1.77%

4,710,000 5.13%

98,100 2.07%




244,000 4.2%

69,500 2.26%

7,080 1.22%

85,900 2.52%

6,900 3.11%

17,700 8.07%

85,900 1.52%

1,200,000 3.89%



3,960,000 3.07%

406,000 6.08%